Mood and motivation
Depression
Depression can change the way you feel, think, sleep, move, connect, and experience pleasure.
Read the guidePatient education
Start with a question. Open one guide.
This page is a starting point, not the entire textbook. Choose the topic closest to what you have noticed and explore it on its own page.
Education is not a diagnosis. Symptoms overlap. An evaluation may also consider medical conditions, medications, sleep, substance use, trauma, culture, and recent stress.
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Worry, fear, and panic
Anxiety
Anxiety can appear as constant worry, sudden panic, physical tension, avoidance, or a persistent sense of danger.
Read the guideAttention and executive function
ADHD
ADHD is a long-standing pattern of attention, organization, impulse-control, or activity difficulties.
Read the guideAfter trauma
PTSD and trauma responses
After frightening or harmful experiences, the nervous system can continue reacting as if danger is still present.
Read the guideMood, sleep, and energy shifts
Bipolar mood patterns
Bipolar disorders involve distinct changes in mood, energy, sleep, activity, and judgment.
Read the guideAlcohol and other drugs
Substance-use concerns
A substance-use disorder is a treatable health condition involving impaired control, craving, risk, or continued use despite harm.
Read the guideSleep and daytime functioning
Insomnia and sleep problems
Insomnia can involve trouble falling asleep, staying asleep, waking too early, or feeling that sleep is not restorative.
Read the guideObsessions and compulsions
Obsessive-compulsive disorder
OCD involves unwanted thoughts, images, or urges and behaviors or mental rituals performed to reduce anxiety.
Read the guidePerception, beliefs, and thought
Psychosis warning signs
Psychosis describes difficulty determining what is real and can have psychiatric, substance-related, medication-related, neurologic, or other medical causes.
Read the guideFood, eating, and body image
Eating disorders
Eating disorders involve serious disturbances in eating behavior and related thoughts or emotions and can affect people at any body size.
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