Knee popping is often harmless and may occur when a person exercises. However, when it occurs alongside pain, it may be a sign of an underlying problem, such as arthritis or a knee injury. With a knee ...

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.

A loud pop in the knee followed by pain can signify injury to the soft tissues or bone of the joint or surrounding areas. The knee is a complex joint that facilitates movement and bears considerable ...