U.S. the laziest country?

Report maps nation's health

Cancer gene traced back 600 million years

New study finds link between a sugar cravings and alcoholism

Botox delays users from feeling bad emotions

Plastic in the microwave: Is BPA in your frozen dinner?

12 Olympic athletes who want to save the planet

The 7 worst neighborhoods near refineries

Doctors shocked by 7-year-old's stroke

Simple life can make you healthier, happier

Foodies and yogis unite

Medical myth or fact?