It's no secret what doctors prescribe Viagra for -- and why it's so popular with men. However, the little blue pill may have an even more important benefit.
Although several studies have shown that you can likely stay healthy taking half as many steps, a new report finds 10,000 is still a good goal for certain people.
People who develop headaches after suffering a concussion may also be more likely to exhibit higher levels of iron in areas of their brains, considered a sign of brain cell injury.