Many people experience dizzy spells, but how much is too much? Learn when dizzy equals danger.

Learn how one man survived an aneurysm that had ballooned to ten times the normal size - in a critical spot in his brain.

Bacterial meningitis is one frightening illness. The infection moves so fast, it can kill within days. The good news is there's a longer-lasting vaccine that protects more children.

Are you worried about your memory? Some doctors say a brain checkup may save your mental skills.

New research suggests working out with weights may help MS patients stay stronger and active longer.