Depression is a complex and deeply personal experience. While almost everyone has periods of sadness, low mood or grief, depression is different. Major depressive disorder is persistent, interferes ...

The core experiences of depression — changes in energy, activity, thinking, and mood — have been described for more than 10,000 years. The word “depression” has been used for about 350 years. Given ...

Is it All in My Head? I've read that depression is an excuse not to grow up, not to be responsible for your own happiness, that it is self-pity, etc. I've also read and heard how it is a chemical ...

What are the differences between depression and "the blues"? DR. RICHARD FRIEDMAN: A typical patient with depression who's functioning in the world, who's working, but feeling miserable, has no ...

Add Yahoo as a preferred source to see more of our stories on Google. Some people may experience seasonal depression during the spring. Symptoms can include low mood, reduced motivation, and more.

No single ‘depression gene’ has been found, but large studies have identified over 100 genetic risk markers on chromosomes ...

Seasonal depression, or seasonal affective disorder (SAD), is a type of depression caused by the change in season, according to Cleveland Clinic. Because you are stuck inside and it gets dark early, ...

Depression is characterized by a persistent low mood that can affect quality of life. If symptoms usually only occur in the winter months, it may be seasonal affective disorder (SAD), or major ...

As common as depression is—about one person in 10 experiences depression in any given year—it still eludes complete understanding. The trigger for depression can be almost any negative experience or ...

Why is the age of onset (the first depressive episode) dropping? DR. CHARLES NEMEROFF: So whether or not the rate of depression is increasing might be a matter of debate. What isn't a debate is the ...

Depression is a state of unhappiness and hopelessness - a psychiatric disorder manifested by persistent feelings of dejection, lack of energy, poor concentration and sometimes suicidal thoughts. There ...