but such reactions tend to be short-lived. Depression is regarded as a disorder when low mood and other symptoms persist for more than two weeks. Mood dysregulation revealed by unrelenting sadness ...

Over the last 20 years, we’ve seen major strides in the treatment options for major depressive disorder ... Or it could be multiple doses over a short period of time. But it must be done ...

I tried other medications for short periods of time ... and how acceptance is the first step to managing major depressive disorder.

Depression in older adults, also called geriatric depression, is a mental and emotional disorder affecting older adults. Feelings of sadness and occasional “blue” moods are normal. However ...

Take our short quiz to learn more about ... hypomania and periods of low energy called depression. Because there are different types of bipolar disorder, not everyone will experience the highs ...

A massive trans-ancestry genome-wide association study (GWAS) looked at the genetic makeup of 688,808 individuals with depression and 4,364,225 people in the control group and identified, in total ...

Not all people with bipolar disorder have symptoms that affect their sexuality. Depending on the type of bipolar a person has, they may experience periods of mania, depression, or both.

Seasonal affective disorder (SAD), or seasonal depression, is more than just the typical "winter blues." While it's most common in the darker winter months, it can strike anytime throughout the year.

Image credit: Koldunov/Getty Images. Major depressive disorder (MDD) is the most commonly diagnosed mental disorder globally. The amount of people with MDD continues to increase every year.