With holidays centered on unhealthy food, sedentary lifestyles and other dangers, winter can be one very unhealthy season.
Alzheimer's origins have baffled doctors for decades—but one researcher has a radical idea.
With healthcare reform still dominating the news, go inside real stories from the front lines of sickness in America.
The feeling is familiar—a band cinching your skull, a dull ache in the back of your neck. But what can you do about tension headaches?