When you have atrial fibrillation, the two upper chambers of your heart (atria) don't beat in sync with the two lower chambers (ventricles). This makes your heart beat out of rhythm and sometimes very ...

Myotonic dystrophy is one of the most common forms of muscular dystrophy. It is a genetic condition that causes progressive muscle weakness and wasting. No treatments currently exist that slow the ...

NEW YORK (Reuters Health) - Older adults on blood pressure drugs known as calcium channel blockers could suffer dangerous drops in blood pressure if they are given certain antibiotics, according to a ...