How does arthritis affect the knee joint?

Physical therapist Peggy Brill explains the factors that could cause arthritis and inflammation in the knee.

Learn what causes knee injuries and why they happen to people of all ages, all the time.

It may be a sign of a serious health condition. Here’s what you need to know.

Overtraining and improper form may lead to sprains, strains, and other issues.

Back pain is common, but it's not inevitable. Work on these habits every day to help relieve strain on your back.

Learn how PsA affects heart health, plus ways to protect yourself from heart disease.