When pain or swelling accompanies the popping sound in a knee, it may indicate an injury or medical condition. Read on for possible causes.

A number of conditions may cause both hip and knee pain, including sciatica, osteoarthritis, and flat feet. Learn more here.

The best shoes for knee pain provide stability, support and cushioning to minimize discomfort. Here are the top expert-approved picks that we highly recommend.

Knee pain is one of the most common complaints heard by doctors. WebMD provides a comprehensive overview of knee injuries and how they are evaluated and treated.

Why does my knee hurt? There are many causes of knee pain, and ligament injuries are high on the list. In fact, anterior cruciate ligament (ACL) injuries are so common that an estimated one in ...

The Nike Pegasus has been a runner favorite for more than 40 years for a reason: It’s plush, it’s light, and it feels fast.

Behind-the-knee pain could be due to muscle strain or arthritis—or something far more serious. Orthopedic experts say these are the most common causes.

Knee pain is a common complaint among all ages. It can greatly affect the quality of your life and there are many different factors that can cause knee pain. Tendonitis around the joint, inflammati… ...

Find out what you need to know about partial knee replacement. Learn about what to expect during surgery and recovery, as well as the pros, cons, and more.