As it did this year, healthcare costs are projected to rise another 5.7 percent in 2009, according to a new study.

The Army says suicide among soldiers appears to be rising again this year, after setting a record in 2007.

Researchers have many ideas for how to treat many kinds of cancer. But they sometimes have trouble testing them.

People take more food from a buffet after doing some memory work on a computer than resting.

About one in five teens says he or she has done drugs in the last month, but fewer are going with the hard stuff.