As the United States finds itself in the middle of winter, many individuals fight seasonal depression, and a new study suggests potential causation.

Exercise is vitally important for people who have won their battle against cancer. A new study finds that a particular type of physical activity is especially beneficial.

Women's brains may be more likely to begin declining after menopause, but not necessarily by much - and a higher level education offsets this decline.

The pain may be unbearable after losing a loved one. It also may be dangerous to your health. During the initial days after a close loved one dies, your risk of a heart attack is increased significantly.

Cancer cells are picky eaters. They don't open wide for just any molecule that comes along. No, they're too cunning for that. But scientists have found a way to outsmart these little monsters so they go gaga for what will kill them.

Skipping a nap - even for one day - has a significant effect on toddlers' ability to express enthusiasm and deal with frustration according to a recent study.

While the incidence of lung cancer is decreasing in this country, there's another alarming trend. Roughly one in 10 individuals who is diagnosed with lung cancer has never smoked! And researchers are trying to understand why.