Your guide to irregular heartbeats

Atrial fibrillation is one type of irregular heart rhythm. Learn about the other common types, their causes, and what to expect.

What is PNF stretching and can it help you?

PNF stretching, developed to treat conditions like multiple sclerosis, is one of the most effective ways to increase your range of motion.

The symptoms of hypoxia

Hypoxia can lead to many serious, sometimes life-threatening, complications.