Depression and seasonal affective disorder (SAD) share similar symptoms, but depression can occur at any time of the year, while SAD follows a recurring seasonal pattern. For a SAD diagnosis, a person ...

Depression is often spoken of as if it were a single condition, a uniform experience of sadness, fatigue, or lack of motivation. However, if we look beyond these experiences, we will understand that ...

A sweeping review of global research suggests that exercise—especially aerobic activities like running, swimming, and dancing—can be one of the most powerful ways to ease depression and anxiety.