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.
Read about what can be done to prevent the depression that often follows
Why what works for others may not work for you
A mother of three lost a decade to mental illness. Now she is smiling again
The research is mixed, but many depression sufferers swear by it
How good is your ability to recognize the symptoms of depression? Take our quiz to find out if someone has depression, why they may be susceptible to this mood disorder, and what they should do to turn it around.
Depression is very isolating. You just don't talk about it in the same way you would if you broke a foot and were going to the hospital.