It's estimated that knee pain affects 25% of adults and is responsible for over 4 million primary care visits a year. Inside ...

Although it can start at any age, knee pain becomes more of an issue as we get older. As we age, the tissues become less pliable, brittle, weaker, and more prone to injury.

Inner knee pain, also referred to as medial knee pain ... “The pain can range from sharp to just a mild ache, and for some people may come and go or be associated with particular movements ...

Also, it isn't really a specific injury. Runner’s knee is a broad term used to describe the pain you feel if you have one of several knee problems. You might hear a doctor call it patellofemoral ...

WebMD explains common things that can cause knee pain. They do their job so well that you might take them for granted. WebMD's slideshow can help you learn how knees are put together and what can ...