Depression is a mood disorder characterized by a persistently low mood, decreased energy, and a loss of interest in everyday activities. As one of the most common mental health conditions, depression can cause you to feel sad, empty, and hopeless. Learn more about the symptoms, causes, and treatments for depression.

Depression Basics

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What Is Depression?

Types

Depressed woman lying on the couch
What Are the Different Types of Depression?

Treatment Options

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Signs Your Antidepressant Isn't Working for You
Female Doctor Talking to Patient
The Risks and Benefits of Going Off Antidepressant Medications
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7 Foods for Depression
A Doctor Prepares a Ketamine IV Drip in a Clinic room while Patient Sits on a Couch
Ketamine Infusions Show Growing Promise for Treating Anxiety and Depression
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Supplements for Depression—What Options Are Available?

Explore Depression

A jogger runs in Preston Park, in Brighton, south of England, at sunrise
Study Finds Yoga, Walking, and Jogging May Help Treat Depression
Health Overview Illustration -Tardive Dyskinesia
What Is Tardive Dyskinesia (TD)?
Person at computer, looking off in the distance, apathetic
What Is Apathy?
woman looking out window from bed
Depression Rates Are Higher Than Ever—Experts Say These 5 Things Need to Change
man sitting on towel in hot yoga class
Hot Yoga Might Help Treat Depression Symptoms, Study Finds
Young depressed woman sitting at dining table during breakfast and thinking of something.
Physical Signs and Symptoms of Depression
young woman sitting on her bed feeling sad
What Causes Depression?
Senior Man Getting a Medical Examination
Are Weight Gain Medications Safe? When To Use Them
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What Are Brain Zaps During Antidepressant Withdrawal?
Friends talking
10 Things To Know From Those Who Have Attempted Suicide
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What To Say to Someone Who's Depressed
Asian senior man has an insomnia or sleepless on bed at home due to stress, nervous and concern
How Daylight Saving Time Affects Mental Health
Financial Hardship Is a Major Risk Factor for Suicide, Experts Say , unhappy beauty girl having bad trouble and getting depression illness sitting on wooden floor daydreaming in money background
Financial Stress Is a Leading Catalyst for Suicide—Here’s How You Can Find Help
Surgeon talking to a patient in a hospital bed post-surgery.
Why You Might Experience Depression After Surgery
Unrecognizable man sitting in bed
22 Celebrities Who Experienced Depression
man sitting with friend and consoling him
Why People Die by Suicide
Woman doing yoga
5 Exercises for Anxiety To Help You Relax
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How Is Seasonal Affective Disorder (SAD) Treated?
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Common Medications That Can Cause Depression
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How Are Depression and Sex Drive Connected?
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11 Types of Meditation That Can Help Treat Depression
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4 Possible Reasons Why Mental Health Is Getting Worse
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Perfectionism and Anxiety: The Problem With Trying to Be Perfect
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Patients Who Screen Positive For Depression Are Not Getting Timely Follow-Up Care Study Shows
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What to Know About Sleeping and Depression