Every little thing your doctor does has a special code attached, with a dollar sign. Codes were supposed to make things simpler. Instead, they've touched off an expensive arms race between doctors, hospitals and insurers.

According to a new study out in the U.K., there is a correlation between intelligence levels and the likelihood that someone will end up on long-term sick leave.

New information from the Centers for Disease Control reveals that more than quarter of the U.S. population say they're not getting enough shuteye. The issue has consequences on our economy and health.

Starting Monday, the Supreme Court will hear arguments on the constitutionality of the health care law, including a mandate that all Americans carry health insurance.