You may have heard about brown fat -- a unique type of fat that acts like a furnace in the body to burn calories instead of storing them as excess weight.

Listeria contamination of hard-cooked eggs has led to recalls of prepared salads, sandwiches, and other products in 34 states.

Secondhand smoke exposure in cars has declined in U.S. middle and high school students between 2000 and 2009.

A new study shows that Internet dating sites help us get together, but they probably don’t make us any luckier in love, despite some companies’ claims to the contrary.

Small hits to the head may add up to injuries for high school football players, according to a new study by the Purdue Neurotrauma Group at Purdue University in West Lafayette, Ind.