Knee clicking, or crepitus, is often harmless, caused by air bubbles or tendon movement. However, persistent clicking with ...

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 ...

Knee pain is a common ailment with many different causes. Sometimes it’s the result of an injury or trauma, but other times, sudden knee pain seems to come out of nowhere and could signal a larger ...

Joints often crack due to harmless gas bubbles in fluid or tendons moving over bones. While usually normal, persistent pain, ...

DEAR MAYO CLINIC: One of my knees makes an odd crackling sound (like the sound you might hear when scrunching plastic wrap) when I go down a flight of stairs. However, I don't have any knee pain.

If you have swollen, painful knees that are tender to the touch, you may have knee bursitis. Knee bursitis is very common among people ages 40 to 60. Even so, many adults don’t know how to recognize ...