Many people’s knees squeak, crack, or crackle, a phenomenon known as crepitus. Most of the time, it’s no big deal at all. But a loud popping sound accompanied by pain and swelling indicates an injury.

About one in four adults experience chronic knee pain, though its prevalence continues to rise—even among younger people, ...

Knee conditions or injuries can cause pain in different parts of the knee. The location of pain can help determine which knee condition a person has. People may have pain above, below, behind, or at ...

Knee pain is a common problem among adults of all ages. It can have many causes, including arthritis, traumatic injury, and stress on structures of the knee over time. Sometimes knee pain is mild and ...

An injury or arthritis most likely causes pain outside the knee. A doctor can determine the cause based on your other symptoms and the results of imaging tests. Pain on the outer (or lateral) part of ...

Knee injuries are common in athletes, accounting for 41% of all athletic injuries. But knee injuries aren't limited to competitive athletes. In our everyday lives, an accident or a quick movement in ...

Knee pain is the most common musculoskeletal complaint that brings people to the doctor. It affects about 25% of U.S. adults. Several different things can lead to knee pain, and the treatments for it ...

Knee pain at night is a common condition caused by injury, arthritis, bursitis, gout, and more. When it happens at bedtime, it can also lead to insomnia, which can leave you exhausted during the day.

Philip Conaghan receives funding from the National Institute for Health and Care Research (NIHR) and Versus Arthritis. Anna Anderson receives funding from Health Education England (HEE) / the National ...

Knee pain while running is often due to runner's knee, IT band syndrome, and knee bursitis. Most running-related knee injuries are the result of increasing your mileage or pace too quickly. If you ...

Cold knees may occur for a number of reasons. Certain injuries or health conditions may make the knees feel more sensitive to cold. Exposure to cold temperatures may also have a lingering effect on ...

Knee pain is the most common musculoskeletal complaint that brings people to the doctor. It affects about 25% of U.S. adults. Several different things can lead to knee pain, and the treatments for it ...