Major Depression

Major depressive disorder (MDD), commonly known as depression, is a mood disorder that causes persistent feelings of sadness, hopelessness, and loss of interest. It affects how you feel, think, and ha

21 million Americans
Severity: Severe
Chronic Condition
Not Contagious
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Table of Contents

At a Glance

What is it?
Major depressive disorder (MDD), commonly known as depression, is a mood disorder that causes persistent feelings of sadness, hopelessness, and loss o
Who it affects
All ages, peaks in young adults 18-25

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Sources & References

  1. Mayo Clinic — mayoclinic.org
  2. National Institutes of Health (NIH) — nih.gov
  3. Centers for Disease Control and Prevention (CDC) — cdc.gov
  4. MedlinePlus — medlineplus.gov
  5. World Health Organization (WHO) — who.int
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