Everybody feels sad once in a while. Depression, on the other hand, is a complex condition characterized by profound sadness, lethargy, feelings of worthlessness, and a loss of interest in social activities. About 15 million people in the U.S. are diagnosed with clinical depression each year.
Celebrities With Postpartum Depression
Chrissy Teigen Pens Essay on 'Painful' Battle With Postpartum Depression: 'I Couldn't Figure Out Why I Was So Unhappy'