It can make running more fun

Factors that contribute to weight gain

Study suggests that humor helps improve recall, reduces stress hormone

Study suggests that humor helps improve recall, reduces stress hormone

Study monitored brain waves of people watching different types of videos

Raising a child more likely to brighten these women's lives, study says

Study suggests the birds are smart enough to gauge another's status, even in other groups

Study suggests the birds are smart enough to gauge another's status, even in other groups

Consumers should beware of false, misleading claims, says agency, which has issued warnings to makers

Kentucky patients 22 percent less likely to need to be admitted in counties with stricter laws, study finds