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Slide 01
Understanding Mental Health
- Health • Mental Health
- A comprehensive exploration of psychological wellbeing, disorders, treatments, and the evolving science of the human mind. From ancient understandings to modern neuroscience.
- PsychologyNeuroscienceWellnessPsychiatry
Slide 02
What Is Mental Health?
- Mental health encompasses emotional, psychological, and social well-being. It affects how we think, feel, and act, determining how we handle stress, relate to others, and make choices.
- The WHO defines mental health as "a state of well-being in which an individual realizes their own abilities, can cope with normal stresses of life, can work productively, and is able to make a contribution to their community."
- Key Dimensions
- Emotional well-being (affect, life satisfaction)
- Psychological functioning (autonomy, mastery)
- Social well-being (contribution, coherence)
- Cognitive health (clarity, concentration)
- Spiritual connection (purpose, meaning)
Slide 03
The Scale of the Challenge
- 1 in 4
- people globally will experience a mental health condition in their lifetime (WHO, 2023)
- 970M
- people worldwide living with a mental disorder as of 2022
- $1T
- annual cost of depression and anxiety to the global economy in lost productivity
- "There is no health without mental health."-- Dr. Brock Chisholm, first Director-General of the WHO, 1954
Slide 04
Historical Timeline
- ~400 BCE
- Hippocrates rejects supernatural causes, proposes bodily humors theory for mental illness
- 1247
- Bethlem Royal Hospital (Bedlam) founded in London -- first European psychiatric institution
- 1793
- Philippe Pinel unchains patients at Bicetre Hospital, Paris -- birth of moral treatment
- 1883
- Emil Kraepelin publishes classification of mental disorders, founding modern psychiatry
- 1900
- Freud publishes "The Interpretation of Dreams," launching psychoanalysis
- 1952
- First DSM published by APA with 106 disorders; chlorpromazine discovered
- 1963
- JFK signs Community Mental Health Act, beginning deinstitutionalization
- 1987
- Prozac (fluoxetine) approved -- SSRIs transform depression treatment
- 2008
- US Mental Health Parity and Addiction Equity Act mandates insurance equality
- 2022
- 988 Suicide & Crisis Lifeline launches in the United States
Slide 05
The Biopsychosocial Model
- Proposed by George Engel in 1977, this framework remains the dominant model for understanding mental health conditions.
- Biological Factors
- Genetics and epigenetics
- Neurotransmitter imbalances
- Brain structure and function
- Hormonal influences
- Physical health conditions
- Substance effects
- Psychological Factors
- Cognitive patterns and beliefs
- Coping mechanisms
- Emotional regulation
- Early life experiences
- Trauma and adversity
- Self-concept and identity
- Social Factors
- Socioeconomic status
- Social support networks
- Cultural expectations
- Discrimination and stigma
- Access to services
- Environmental stressors
Slide 06
Neuroscience of Mental Health
- Key Neurotransmitters
- Serotonin: Mood regulation, sleep, appetite. Low levels linked to depression. 90% produced in the gut.
- Dopamine: Reward, motivation, pleasure. Dysregulation involved in addiction, ADHD, and schizophrenia.
- GABA: Primary inhibitory neurotransmitter. Deficits associated with anxiety disorders.
- Norepinephrine: Alertness, stress response. Implicated in PTSD and panic disorder.
- Brain Regions
- Prefrontal cortex: Executive function, decision-making, impulse control
- Amygdala: Fear processing, emotional memory, threat detection
- Hippocampus: Memory formation, spatial navigation; shrinks under chronic stress
- Anterior cingulate cortex: Error detection, emotional regulation
- Insula: Interoception, empathy, self-awareness
- "The brain is wider than the sky."-- Emily Dickinson
Slide 07
Depression: The Leading Cause of Disability
- Major Depressive Disorder (MDD) affects approximately 280 million people worldwide. It is the leading cause of disability globally according to WHO data.
- Diagnostic Criteria (DSM-5)
- Five or more symptoms during a 2-week period, representing change from previous functioning:
- Depressed mood most of the day, nearly every day
- Markedly diminished interest or pleasure
- Significant weight loss/gain or appetite change
- Insomnia or hypersomnia
- Psychomotor agitation or retardation
- Fatigue or loss of energy
- Feelings of worthlessness or excessive guilt
- Diminished ability to think or concentrate
- Recurrent thoughts of death
- Key Facts
- Women are twice as likely as men to be diagnosed with depression
- 75%
- of people in low-income countries receive no treatment
- "The opposite of depression is not happiness, but vitality."-- Andrew Solomon, author of "The Noonday Demon" (2001)
Slide 08
Anxiety Disorders
- The most common class of mental disorders, affecting 301 million people globally (WHO, 2019).
- Generalized Anxiety Disorder
- Excessive worry about everyday matters for 6+ months. Affects 3.1% of the US population. Physical symptoms include muscle tension, restlessness, and fatigue.
- Social Anxiety Disorder
- Intense fear of social situations. Typical onset age 13. Affects 7% of adults. Often misdiagnosed as shyness. Second most common anxiety disorder after specific phobias.
- Panic Disorder
- Recurrent unexpected panic attacks with fear of future attacks. Peak symptoms within minutes. Affects 2-3% of adults. Often leads to agoraphobia.
- PTSD
- Develops after exposure to trauma. Symptoms: flashbacks, avoidance, hyperarousal, negative cognitions. Affects 3.9% globally. Reclassified from anxiety to trauma-related disorders in DSM-5.
- OCD
- Obsessions (intrusive thoughts) and compulsions (repetitive behaviors). Affects 2-3% of population. Average onset age 19.5. Now classified separately from anxiety disorders.
- Specific Phobias
- Irrational fear of specific objects/situations. Most common: heights, animals, blood-injection. Affect 7-9% of population. Highly treatable with exposure therapy (90% success rate).
Slide 09
Schizophrenia and Psychotic Disorders
- Schizophrenia affects approximately 24 million people worldwide (about 1 in 300). It typically emerges in late adolescence to early adulthood.
- Positive Symptoms
- Hallucinations (auditory most common, ~70%)
- Delusions (persecutory, grandiose, referential)
- Disorganized thinking and speech
- Abnormal motor behavior
- Negative Symptoms
- Diminished emotional expression
- Avolition (decreased motivation)
- Alogia (poverty of speech)
- Anhedonia (inability to feel pleasure)
- Social withdrawal
- Key Research Findings
- Genetic heritability: ~80%. Having one parent with schizophrenia gives a 13% risk; both parents gives ~45%.
- Dopamine hypothesis: Excess dopamine in mesolimbic pathway; deficit in mesocortical pathway explains positive and negative symptoms respectively.
- Life expectancy gap: People with schizophrenia die 15-20 years earlier than the general population, largely due to cardiovascular disease and metabolic effects of antipsychotics.
- "I am not sick. I don't need help. People see things differently. That is the nature of schizophrenia -- the inability to recognize your own illness."-- Elyn Saks, "The Center Cannot Hold" (2007)
Slide 10
Bipolar Disorder
- Affects approximately 40 million people worldwide. Characterized by episodes of mania/hypomania and depression. Average age of onset: 25 years.
- Types
- Bipolar I: Full manic episodes lasting at least 7 days (or requiring hospitalization). May include psychotic features. Depressive episodes typical but not required for diagnosis.
- Bipolar II: Hypomanic episodes (at least 4 days) and major depressive episodes. Often misdiagnosed as unipolar depression. Not a "milder" form -- depression is typically more severe and chronic.
- Cyclothymic Disorder: Chronic fluctuating mood with periods of hypomanic and depressive symptoms for at least 2 years. Symptoms never meet full criteria for episodes.
- Notable Figures
- Kay Redfield Jamison (psychologist, author)
- Vincent van Gogh (posthumous diagnosis)
- Carrie Fisher (actress, advocate)
- Virginia Woolf (writer)
- Demi Lovato (singer, advocate)
- "You don't have to be positive all the time. It's perfectly okay to feel sad, angry, annoyed, frustrated, scared, or anxious."-- Lori Deschene
- Treatment
- Lithium remains the gold standard since 1949. Reduces suicide risk by 60%. Also: anticonvulsants (valproate, lamotrigine), atypical antipsychotics, psychotherapy (CBT, IPSRT).
Slide 11
Trauma and PTSD
- Post-Traumatic Stress Disorder was officially recognized in DSM-III (1980), largely driven by research on Vietnam War veterans, though the condition has been documented throughout history under names like "shell shock" (WWI) and "combat fatigue" (WWII).
- PTSD by the Numbers
- 70% of adults experience at least one traumatic event
- 20% of those develop PTSD
- Women are 2x more likely to develop PTSD than men
- Sexual assault has highest conditional risk (~49%)
- Average duration without treatment: 3-5 years
- With treatment: symptoms can resolve in 3-6 months
- Evidence-Based Treatments
- Prolonged Exposure (PE): Developed by Edna Foa. Involves gradually approaching trauma-related memories and situations. 60% remission rate.
- Cognitive Processing Therapy (CPT): 12-session protocol addressing stuck points (maladaptive beliefs about the trauma). 53% remission rate.
- EMDR: Developed by Francine Shapiro in 1987. Bilateral stimulation during trauma recall. WHO-recommended since 2013.
- MDMA-Assisted Therapy: Phase 3 trials showed 67% no longer met PTSD criteria after 3 sessions (vs. 32% placebo). FDA rejected in 2024 citing methodological concerns.
Slide 12
Child and Adolescent Mental Health
- Key Statistics
- 50%
- of all mental illness begins by age 14; 75% by age 24
- 37%
- increase in adolescent depression between 2005 and 2014 (before social media saturation)
- Suicide is the 2nd leading cause of death for ages 10-14 in the US (2022)
- Adverse Childhood Experiences (ACEs)
- The landmark 1998 Kaiser-CDC study (17,000 participants) found a dose-response relationship between childhood adversity and adult health problems.
- 4+ ACEs: 4.6x risk of depression
- 4+ ACEs: 12x risk of suicide attempt
- 4+ ACEs: 7x risk of alcoholism
- ACEs affect brain development, stress response, and immune function
- "Children are not resilient. Children are malleable."-- Bruce D. Perry, MD, PhD, "The Boy Who Was Raised as a Dog" (2006)
Slide 13
Psychotherapy Approaches
- Cognitive Behavioral Therapy (CBT)
- Developed by Aaron Beck in the 1960s. Targets dysfunctional thoughts and behaviors. Gold standard for depression and anxiety. Typically 12-20 sessions. Over 2,000 RCTs support efficacy.
- Dialectical Behavior Therapy (DBT)
- Created by Marsha Linehan (1980s) for borderline personality disorder. Four modules: mindfulness, distress tolerance, emotion regulation, interpersonal effectiveness. Reduces self-harm by 50%.
- Psychodynamic Therapy
- Rooted in Freudian theory but modernized. Explores unconscious patterns, early relationships, defense mechanisms. Long-term (1-2+ years). Evidence growing for personality disorders and chronic depression.
- Acceptance and Commitment Therapy (ACT)
- Developed by Steven Hayes (1982). Uses mindfulness and values-based action. Six core processes: defusion, acceptance, present moment, self-as-context, values, committed action.
- EMDR
- Eye Movement Desensitization and Reprocessing. 8-phase protocol. Recommended by WHO, APA, VA/DoD for PTSD. Mechanisms debated but outcomes well-established.
- Family Systems Therapy
- Views the family as an emotional unit. Originated with Murray Bowen (1950s). Effective for adolescent behavioral problems, eating disorders, substance abuse. Addresses intergenerational patterns.
Slide 14
Psychopharmacology
- Major Drug Classes
- SSRIs (1987-present): Fluoxetine, sertraline, escitalopram. First-line for depression/anxiety. Block serotonin reuptake. Side effects: sexual dysfunction (40-65%), weight gain, emotional blunting.
- SNRIs: Venlafaxine, duloxetine. Block serotonin and norepinephrine reuptake. Also used for chronic pain. Risk of withdrawal syndrome.
- Atypical Antipsychotics: Quetiapine, aripiprazole, olanzapine. Used for schizophrenia, bipolar, augmentation in depression. Metabolic risks: weight gain, diabetes.
- Benzodiazepines: Alprazolam, lorazepam, diazepam. Rapid anxiety relief but high addiction potential. Guidelines now recommend short-term use only (2-4 weeks).
- Novel Treatments
- Ketamine/Esketamine: FDA-approved (Spravato, 2019) for treatment-resistant depression. Works on glutamate/NMDA system. Rapid onset (hours vs. weeks for SSRIs).
- Psilocybin: Phase 2 trials show significant effect for treatment-resistant depression. Oregon and Colorado have legalized supervised use. Proposed mechanism: increased neural plasticity.
- TMS (Transcranial Magnetic Stimulation): FDA-cleared 2008. Non-invasive brain stimulation. Stanford SAINT protocol (2022): 79% remission in 5 days of intensive treatment.
- "Pills don't teach skills."-- Common saying in clinical psychology
Slide 15
Stigma and Its Effects
- Mental health stigma operates at three levels: public (societal attitudes), self (internalized shame), and structural (institutional policies). It remains the single greatest barrier to help-seeking.
- Impact of Stigma
- 60% of people with mental illness do not seek treatment (NIMH)
- People delay seeking help by an average of 11 years
- Employers admit reluctance to hire those with mental illness (47%)
- Media portrayal: 63% of TV characters with mental illness depicted as violent (vs. 3% actual rate)
- Language matters: "schizophrenic" vs. "person with schizophrenia"
- Anti-Stigma Milestones
- 1999
- US Surgeon General's report calls stigma "the most formidable obstacle" to mental health progress
- 2006
- UK "Time to Change" campaign launches -- largest anti-stigma program globally
- 2013
- Obama signs executive order on mental health, emphasizing parity
- 2021
- Simone Biles withdraws from Olympics citing mental health, sparking global conversation
- "What mental health needs is more sunlight, more candor, and more unashamed conversation."-- Glenn Close, actress and mental health advocate
Slide 16
Suicide: Facts and Prevention
- Global Statistics
- 700,000+
- annual deaths by suicide worldwide (WHO, 2023)
- Demographics: Men die by suicide 3-4x more often than women. Women attempt 2-3x more often. Highest rates: men aged 75+ globally.
- Risk factors: Previous attempts (strongest predictor), mental illness, substance abuse, social isolation, access to means, chronic pain, family history.
- Evidence-Based Prevention
- Means restriction: Most effective single strategy. Barriers on bridges reduce suicides 90%+. Gun storage laws associated with reduced youth suicide.
- Safety planning: Collaborative crisis plan with warning signs, coping strategies, contacts. Reduces attempts by 43% (Stanley & Brown).
- Follow-up contacts: Brief contacts after ER visits reduce reattempts. "Caring Contacts" -- even postcards reduce deaths.
- Crisis lines: 988 Suicide & Crisis Lifeline (US), Samaritans (UK). Evidence shows callers report decreased distress.
- "The person in whom invisible agony reaches a certain unendurable level will kill herself the same way a trapped person will eventually jump from the window of a burning high-rise."-- David Foster Wallace
Slide 17
The Digital Mental Health Revolution
- Technology-Enabled Care
- Teletherapy: Use increased 38x during COVID-19. Outcomes equivalent to in-person for most conditions. Increases access in rural/underserved areas. Now 40% of all therapy sessions in the US.
- Digital Therapeutics: FDA-cleared apps like Woebot (CBT chatbot), Freespira (PTSD biofeedback). Prescription digital therapeutics market projected to reach $13B by 2028.
- AI-Assisted Diagnosis: Machine learning models can detect depression from voice patterns (86% accuracy), social media posts, smartphone usage patterns, and even typing cadence.
- Social Media Impact
- The relationship between social media and mental health, particularly in adolescents, has become a major concern:
- US Surgeon General 2023 advisory: "enough evidence to suggest harm" to youth mental health
- Instagram internal research (2021): 32% of teen girls said when they felt bad about their bodies, Instagram made them feel worse
- Average teen: 8.5 hours daily screen time (2023)
- Social comparison, cyberbullying, sleep disruption, attention fragmentation cited as mechanisms
- "We are living through an unprecedented experiment on our children."-- Jonathan Haidt, "The Anxious Generation" (2024)
Slide 18
Workplace Mental Health
- The Business Case
- $4:$1
- return on investment for every dollar spent on mental health programs (WHO estimate)
- Presenteeism (working while unwell) costs 5-10x more than absenteeism. Depression alone reduces cognitive performance by 35%.
- Burnout recognized by WHO (ICD-11, 2019) as occupational phenomenon. Three dimensions: emotional exhaustion, depersonalization, reduced accomplishment. Prevalence: 52% of workers (Gallup, 2023).
- Risk Factors at Work
- Excessive workload and long hours
- Lack of autonomy and control
- Poor management and toxic leadership
- Insufficient recognition
- Job insecurity
- Work-life boundary erosion
- Workplace bullying (affects 30% of workers)
- Effective Interventions
- Mental Health First Aid training
- Employee Assistance Programs (EAPs)
- Flexible working arrangements
- Managerial training in psychological safety
- Stress audits and organizational redesign
Slide 19
Cultural Perspectives on Mental Health
- Mental health is not a universal construct experienced identically across cultures. The DSM and ICD reflect primarily Western conceptualizations.
- Cultural Considerations
- Somatization: In many Asian and African cultures, psychological distress manifests as physical complaints. In Chinese medicine, depression is often described as "liver qi stagnation."
- Collectivism vs. Individualism: Western therapy emphasizes individual autonomy. In collectivist cultures, family and community involvement is essential for healing.
- Indigenous Healing: Many traditions view mental illness as spiritual disconnection. Aboriginal Australian "dadirri" (deep listening), Maori "whakapapa" (genealogical connection), Native American sweat lodges all integrate spiritual and psychological healing.
- Culture-Bound Syndromes
- Taijin kyofusho (Japan): Fear of offending others with one's appearance or body odor
- Susto (Latin America): Soul loss due to frightening event
- Hikikomori (Japan): Severe social withdrawal, 1.5M affected
- Ataque de nervios (Caribbean): Intense emotional episodes during stress
- Brain fag (West Africa): Cognitive and somatic symptoms in students
- "Culture shapes the expression, experience, and meaning of distress."-- Arthur Kleinman, Harvard psychiatrist, "The Illness Narratives" (1988)
Slide 20
The Gut-Brain Connection
- The enteric nervous system contains 500 million neurons and produces 95% of the body's serotonin. The vagus nerve serves as a direct communication highway between gut and brain.
- Key Findings
- Germ-free mice show increased anxiety and altered stress responses
- Probiotic supplementation reduces anxiety scores (meta-analysis of 34 RCTs, 2019)
- People with IBS have 3x higher rates of anxiety and depression
- Fecal transplant studies show mood changes in recipients
- Mediterranean diet reduces depression risk by 33% (2018 meta-analysis)
- The Microbiome-Mental Health Axis
- Psychobiotics: Specific bacterial strains (e.g., Lactobacillus rhamnosus) that produce neurotransmitters or modulate the stress response. Emerging field since 2013.
- Inflammation: Gut dysbiosis increases intestinal permeability ("leaky gut"), allowing inflammatory molecules into bloodstream, crossing blood-brain barrier, altering mood.
- Diet interventions: The SMILES trial (2017) showed dietary improvement led to remission in 32% of depressed participants (vs. 8% control). First RCT of diet for depression.
Slide 21
Exercise and Mental Health
- The Evidence
- Depression: Exercise as effective as SSRIs for mild-moderate depression (Blumenthal et al., Duke University, 1999). 150 minutes/week of moderate exercise reduces risk by 25%.
- Anxiety: Regular exercise reduces anxiety sensitivity. Acute bouts have anxiolytic effects lasting 4-6 hours. High-intensity interval training shows strongest effects.
- Cognitive function: Exercise increases BDNF (brain-derived neurotrophic factor), promotes neurogenesis in the hippocampus, improves executive function and memory.
- Mechanisms
- Endorphin release: Natural opioids that reduce pain and elevate mood
- Endocannabinoid system: Anandamide ("runner's high") peaks after 30+ minutes of exercise
- Serotonin increase: Exercise boosts tryptophan availability to the brain
- Cortisol regulation: Regular exercise normalizes HPA axis reactivity
- Sleep improvement: 65% improvement in sleep quality with regular exercise
- Self-efficacy: Mastery experiences build confidence and sense of control
- "If exercise could be packed into a pill, it would be the single most widely prescribed and beneficial medicine in the nation."-- Robert Butler, MD, former director of the National Institute on Aging
Slide 22
Mindfulness and Meditation
- Mindfulness-based interventions have moved from contemplative traditions to evidence-based clinical practice over four decades.
- Key Programs
- MBSR (Mindfulness-Based Stress Reduction): Developed by Jon Kabat-Zinn at UMass, 1979. 8-week program. Over 800 clinical studies. Reduces anxiety, chronic pain, psoriasis.
- MBCT (Mindfulness-Based Cognitive Therapy): Segal, Williams, Teasdale (2000). Prevents depression relapse. Reduces recurrence by 43% in those with 3+ episodes. NICE-recommended in UK.
- Compassion-Focused Therapy: Paul Gilbert (2005). Targets self-criticism and shame. Activates the soothing/affiliation system via self-compassion practices.
- Neuroscience of Meditation
- Increases cortical thickness in prefrontal cortex (Lazar et al., 2005)
- Reduces amygdala reactivity to emotional stimuli
- Increases gray matter in hippocampus (8-week MBSR study)
- Alters default mode network activity (reduces rumination)
- Increases telomerase activity (cellular aging marker)
- Long-term meditators (10,000+ hours): sustained gamma-wave activity
- "You can't stop the waves, but you can learn to surf."-- Jon Kabat-Zinn
Slide 23
Sleep and Mental Health
- Sleep disturbance is both a symptom and a cause of mental illness. The relationship is bidirectional and increasingly recognized as central to psychiatric treatment.
- Key Connections
- Insomnia increases depression risk by 2x
- 90% of depressed patients report sleep problems
- Sleep deprivation impairs prefrontal cortex function (reduced emotional regulation)
- REM sleep processes emotional memories; disruption leads to PTSD symptoms
- One night of sleep deprivation increases amygdala reactivity by 60% (Walker, 2007)
- CBT for Insomnia (CBT-I)
- First-line treatment for chronic insomnia (over sleep medications). Components: sleep restriction, stimulus control, cognitive restructuring, sleep hygiene, relaxation training.
- Efficacy: 70-80% of patients experience improvement. Effects persist long-term (unlike medications). Digital CBT-I (Sleepio, SHUTi) shows comparable outcomes.
- Transdiagnostic effects: Treating insomnia with CBT-I reduces depression, anxiety, and psychosis symptoms even without directly targeting those conditions (Freeman et al., Lancet, 2017).
Slide 24
Addiction and Substance Use Disorders
- Substance use disorders affect 35 million people globally. The disease model (vs. moral failing) gained dominance after neuroscience revealed addiction as a brain disorder involving the reward circuitry.
- The Neuroscience of Addiction
- Dopamine surges: cocaine increases DA 350%, methamphetamine 1200%
- Tolerance: receptors downregulate, requiring more substance for same effect
- Prefrontal cortex impairment reduces impulse control
- Stress sensitization: HPA axis dysregulation increases relapse vulnerability
- Genetic contribution: 40-60% of addiction risk is hereditable
- Evidence-Based Treatments
- Medication-Assisted Treatment (MAT): Buprenorphine, methadone, naltrexone for opioid use disorder. Reduces mortality by 50%. Yet only 18% of those who need it receive it.
- Motivational Interviewing: Miller & Rollnick (1983). Non-confrontational, explores ambivalence about change. Foundation for modern addiction treatment.
- Contingency Management: Provides tangible rewards for negative drug tests. Most effective behavioral treatment for stimulant use. Effect size: d=0.42-0.62.
- "The opposite of addiction is not sobriety. The opposite of addiction is connection."-- Johann Hari, "Chasing the Scream" (2015)
Slide 25
Personality Disorders
- Personality disorders affect approximately 9% of the general population. They represent enduring patterns of inner experience and behavior that deviate from cultural expectations, are pervasive and inflexible, and lead to distress or impairment.
- DSM-5 Clusters
- Cluster A (Odd/Eccentric): Paranoid, Schizoid, Schizotypal. Prevalence: 5.7%. Genetic overlap with schizophrenia.
- Cluster B (Dramatic/Erratic): Antisocial, Borderline, Histrionic, Narcissistic. Prevalence: 1.5-5.9%. Most clinically encountered.
- Cluster C (Anxious/Fearful): Avoidant, Dependent, Obsessive-Compulsive. Prevalence: 6%. Most treatable cluster.
- Borderline Personality Disorder (BPD)
- Affects 1.4% of adults. 75% are women (though this may reflect diagnostic bias). Characterized by emotional instability, unstable relationships, identity disturbance, impulsivity.
- 10% lifetime suicide rate (40x general population)
- 70-75% history of self-harm
- Strong link to childhood trauma (70-80%)
- DBT reduces self-harm by 50%, hospitalization by 73%
- Natural remission: 85% achieve remission within 10 years
- "People with BPD are like people with third-degree burns over 90% of their bodies. Lacking emotional skin, they feel agony at the slightest touch."-- Marsha Linehan, creator of DBT
Slide 26
Eating Disorders
- Eating disorders have the highest mortality rate of any mental illness. They affect 9% of the global population at some point in their lives.
- Major Types
- Anorexia Nervosa: Restriction of energy intake, intense fear of weight gain, body image distortion. Mortality rate: 5-10% (highest of any mental illness). Onset: typically 15-19.
- Bulimia Nervosa: Binge-purge cycles. Affects 1-2% of population. Medical complications: electrolyte imbalance, dental erosion, esophageal tears. 70% achieve remission with CBT-E.
- Binge Eating Disorder: Most common eating disorder (3.5% women, 2% men). Recurrent binges without compensatory behaviors. Strong association with obesity. Recognized in DSM-5 (2013).
- Risk Factors and Treatment
- Genetic: 50-80% heritability for anorexia
- Cultural: Western beauty ideals, diet culture
- Occupations: dancers, athletes, models (13x risk)
- Social media: body comparison accelerates onset
- Comorbidity: 55-97% have another mental disorder
- Gold Standard Treatments
- FBT (Family-Based Treatment): For adolescent anorexia. Parents take charge of refeeding. 50% full remission at 5-year follow-up.
- CBT-E (Enhanced): Fairburn's transdiagnostic protocol. Addresses overvaluation of shape/weight. 60% remission for bulimia.
Slide 27
ADHD Across the Lifespan
- Attention-Deficit/Hyperactivity Disorder affects 5-7% of children and 2.5-4% of adults globally. Once thought to be outgrown, we now know 60-70% continue to experience symptoms into adulthood.
- Core Symptoms
- Inattention: Difficulty sustaining focus, easily distracted, forgetful, loses things
- Hyperactivity: Restlessness, fidgeting, difficulty staying seated, excessive talking
- Impulsivity: Interrupting, difficulty waiting, making hasty decisions
- Presentations
- Predominantly Inattentive (formerly ADD) -- 30%
- Predominantly Hyperactive-Impulsive -- 10%
- Combined -- 60%
- Neuroscience
- ADHD involves prefrontal cortex hypoactivity, dysregulated dopamine and norepinephrine systems, and delayed cortical maturation (average 3 years behind peers).
- Treatment
- Stimulants: Methylphenidate (Ritalin, 1955) and amphetamines (Adderall). Effective in 70-80% of cases. Effect size: d=0.8-1.0 (among largest in psychiatry).
- Non-stimulants: Atomoxetine, guanfacine, viloxazine. Lower efficacy but no abuse potential. Used when stimulants contraindicated or cause intolerable side effects.
- "ADHD is not about knowing what to do, but about doing what you know."-- Russell Barkley, PhD, leading ADHD researcher
Slide 28
Resilience and Post-Traumatic Growth
- Not everyone who faces adversity develops mental illness. Research into resilience and post-traumatic growth has shifted focus from pathology to understanding what helps people thrive.
- Resilience Factors
- Social connection: Single strongest protective factor
- Meaning-making: Finding purpose in suffering
- Self-efficacy: Belief in one's ability to cope
- Cognitive flexibility: Ability to reappraise situations
- Emotional regulation: Managing intense feelings
- Physical health: Exercise, sleep, nutrition
- Post-Traumatic Growth (PTG)
- Coined by Tedeschi & Calhoun (1996). 53-70% of trauma survivors report positive psychological change in at least one domain.
- Five Domains of PTG
- Greater appreciation for life
- New possibilities and paths
- Improved relationships
- Increased personal strength
- Spiritual/existential development
- "What does not kill me makes me stronger."-- Friedrich Nietzsche, "Twilight of the Idols" (1888)
- "Between stimulus and response there is a space. In that space is our power to choose our response."-- Viktor Frankl, "Man's Search for Meaning" (1946)
Slide 29
Global Mental Health
- The Treatment Gap
- 76-85%
- of people with mental disorders in low-income countries receive no treatment (WHO)
- Workforce crisis: Low-income countries have 0.1 psychiatrists per 100,000 people (vs. 15 in high-income countries). 45% of the world's population lives in a country with fewer than 1 psychiatrist per 100,000.
- Funding gap: Mental health receives less than 2% of government health budgets globally. Only 1% of international development assistance for health goes to mental health.
- Innovative Solutions
- Task-shifting: Training non-specialist health workers. The Friendship Bench (Zimbabwe, Dixon Chibanda): grandmothers trained in problem-solving therapy on park benches. Treats 30,000+ people annually.
- mhGAP (WHO): Mental Health Gap Action Programme provides evidence-based guidelines for non-specialists. Implemented in 100+ countries since 2008.
- Digital solutions: Mobile mental health tools bypass infrastructure limitations. StrongMinds (Uganda/Zambia) provides group interpersonal therapy, reaching 300,000+ women with depression.
Slide 30
The Future of Mental Health Care
- Emerging Approaches
- Precision Psychiatry: Using genetics, neuroimaging, and biomarkers to match patients to treatments. Pharmacogenomics can predict medication response. Still early but promising.
- Psychedelic Renaissance: Psilocybin, MDMA, ketamine, ayahuasca being studied rigorously. Johns Hopkins Center for Psychedelic and Consciousness Research (est. 2019). Oregon's Measure 109 (2020).
- Neurotechnology: Deep brain stimulation for treatment-resistant depression. Closed-loop neurostimulation that responds to brain states in real time (UCSF, 2021).
- Prevention focus: Shift from treatment to prevention. Universal programs in schools (e.g., FRIENDS, Penn Resiliency Program). Early intervention services for psychosis (e.g., NAVIGATE).
- Paradigm Shifts
- Transdiagnostic approaches: Moving beyond categorical diagnoses to dimensional understanding (RDoC framework, NIMH)
- Network theory: Mental disorders as networks of interacting symptoms rather than latent disease entities
- Social determinants: Addressing poverty, inequality, discrimination as root causes
- Lived experience: People with mental illness as experts, co-designing services
- Integration: Mental health embedded in primary care, schools, workplaces
- "The mental health system of the future will meet people where they are, when they need help, with the right intervention, at the right time."-- Thomas Insel, former NIMH Director, "Healing" (2022)
Slide 31
Practical Strategies for Mental Wellness
- Daily Habits
- 7-9 hours quality sleep
- 30+ minutes physical activity
- Mindfulness or meditation (even 10 min)
- Social connection (in person)
- Time in nature (20+ min)
- Limiting social media
- Cognitive Tools
- Thought records (CBT)
- Gratitude journaling
- Behavioral activation
- Values clarification
- Self-compassion breaks
- Worry scheduling
- When to Seek Help
- Symptoms persist 2+ weeks
- Difficulty functioning at work/school
- Relationship problems
- Substance use to cope
- Self-harm or suicidal thoughts
- Others express concern
- "Caring for myself is not self-indulgence. It is self-preservation, and that is an act of political warfare."-- Audre Lorde, "A Burst of Light" (1988)
Slide 32
Key Takeaways
- Mental health is universal
- One in four people will experience a mental health condition. It is not a personal failing -- it is a product of biology, psychology, and social context.
- Treatment works
- Evidence-based therapies and medications are effective for most conditions. Early intervention dramatically improves outcomes.
- Prevention is possible
- Addressing social determinants, building resilience, and early intervention can prevent the onset and reduce the burden of mental illness.
- Stigma kills
- Stigma prevents help-seeking, delays treatment, and compounds suffering. Language, representation, and education are our tools against it.
- The future is hopeful
- From psychedelics to precision medicine, from digital therapeutics to community-based care, the field is innovating rapidly.
- Everyone has a role
- Supporting mental health is not just the job of professionals. Listening, reducing stigma, checking in, and creating psychologically safe environments matters.
Slide 33
Mental Health: Understanding the Mind
- End
- A journey through the science, history, and human experience of psychological well-being.
- 30 slides • Health • 2024
