90 minutes of demanding yoga in 105 degrees. You’re going to sweat. A lot. That’s only if you don’t pass out first.

Medical community unclear on impact.

Under the new guidelines, almost 55% of Americans could be considered outside the autistic spectrum.

New research suggests that a poor memory may have another cause.

Second time in a month a Missouri infant fell ill after ingesting powdered formula. The other survived.

SLIDESHOW: In the procedure, a patient's own blood is injected into his or her face.

New combo of drugs could give patients more time.

There are more than 6,500 Americans with HIV on waiting lists for medication

Girls born to teen moms 33 percent more likely to be teen moms themselves

Congress’ new spending bill would deny funding to healthier school lunches and effectively declare pizza a vegetable.