depression

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Understanding seasonal affective disorder

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depression summary

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Marriage. A couple getting married during a church wedding ceremony. (religion, ceremony, bride, groom)

The Seven Sacraments of the Roman Catholic church

Queen Elizabeth II addresses at opening of Parliament. (Date unknown on photo, but may be 1958, the first time the opening of Parliament was filmed.)

All 119 References in “We Didn’t Start the Fire,” Explained

Artist interpretation of a Space meteoroid impact. Meteor impact. Asteroid, End of the world, danger, destruction, dinosaur extinct, Judgement Day, Planet Earth, Doomsday Predictions, comet

10 Failed Doomsday Predictions

Space race (1957-1969) infographic between United States (U.S.) and Russia. America, Soviet Union, U.S.S.R., space exploration

Timeline of the Space Race, 1957–69

July, 2006, Launch of Space Shuttle Discovery STS-121. See attached for full caption information.

Will Light-Speed Space Travel Ever Be Possible?

Statue of Nostradamus

Nostradamus and His Prophecies

Agnes with a lamb near her feet. St. Agnes (Saint Agnes) design drawing for stained glass window by J&R Lamb Studios, ink, mount size 10.5 x 14.5 in.

Roman Catholic Saints

depression: Facts & Related Content

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News •

Living alone with depression and anxiety raises suicide risk by more than 500%, study of Korean adults suggests • Apr. 22, 2025, 1:08 AM ET (Medical Xpress)

Poor air quality increases depression risk • Apr. 5, 2025, 5:56 AM ET (The Hill)

MRI scans show dynamic brain patterns linked to depression progression • Apr. 1, 2025, 1:39 AM ET (Medical Xpress)

Facts

Also Known As	mental depression

Photos and Videos

Understanding seasonal affective disorder

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Topics

postpartum depression seasonal affective disorder bipolar disorder Zung Self-Rating Depression Scale major depressive disorder Beck Depression Inventory persistent depressive disorder psychotic depression psychotherapy reactive attachment disorder schadenfreude anhedonia phobia melancholia mania happiness nostalgia loneliness alienation feeling

Key People

Viktor Frankl

Austrian psychologist

Quiz

44 Questions from Britannica’s Most Popular Health and Medicine Quizzes