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Mental health
Understand it. Then take one small step.
Plain-language guides built on the NIH, FDA, clinical guidelines and peer-reviewed research. Each lists what helps, with the strength of the evidence, and when to reach out.
Conditions
Depression
What depression is, how common it is, the main signs, what treatments help and how well, when to get help, and where to learn more on each topic.
Read →Anxiety
What anxiety is, the main types, how common it is, which treatments help and how well, when to get help, and where to learn more on each topic.
Read →Stress
What stress is, how it affects your body and mind, how burnout differs, and simple ways to cope. Learn the signs that mean it is time to get help.
Read →Sleep
How sleep affects mood and health, the signs of insomnia, sleep apnea and other sleep problems, what treatments help, and when to see a doctor.
Read →Grief
What grief can feel like, why it comes in waves, what helps, signs that grief has become stuck, when to get help, and links to every grief page.
Read →Loneliness
What loneliness and social isolation are, who is most at risk, how they affect health, what helps, when to get help, and links to every loneliness page.
Read →PTSD and trauma
What trauma does to the mind and body, the four kinds of PTSD symptoms, how common PTSD is, which treatments work best, and when to get help.
Read →Bipolar disorder
What bipolar disorder is, the kinds of mood episodes and types, how common it is, how treatment works, when to get help, and links to every topic.
Read →OCD
What OCD is, how obsessions and compulsions feed each other, how common it is, which treatments work best, and when to get help.
Read →ADHD
What ADHD looks like in adults, how it is diagnosed, which medicines and therapies help, and what changes in later life, with links to every ADHD page.
Read →Dementia & Alzheimer's
Types and warning signs, diagnosis, medicines, daily care, safety, planning ahead and support for families.
Read →Therapies & training
Learn the methods that work
CBT, ACT, DBT skills, mindfulness, CBT for insomnia, tai chi and qigong — explained, with step-by-step lessons.
Open →What's new
New research, explained plainly
Important studies and FDA decisions, summarized every day with links to the source.
See what's new →A–Z index
Every topic, A to Z
All pages on WhySigh, including brand names of medicines. Or search.
Browse →Guide
Mental health in later life
How depression and anxiety can look different after 60, and what helps.
Read →Guide
For caregivers and families
Helping someone who's struggling — and looking after yourself.
Read →Guide
Dementia
Signs, young-onset dementia, treatment, daily care and family support.
Read →