One top cause: air bubbles popping in the synovial fluid that cushions the knee joint, reveals Dr. Moore. More conditions that may lead to or contribute to the creakiness include a torn meniscus ...

Dr. Tjong says the main symptoms of inside knee pain include: Dull, achy pain Sharp, stabbing pain Swelling The joint ...

If a loose body within a joint is causing true locked ... chronic stiffness in the knee difficulty straightening the knee fully popping sensation in the knee feeling a bump at the site of a ...

Some individuals who have had anterior-cruciate-ligament reconstruction (ACLR), the kind of surgery often performed on ...

It affects the entire joint, including the bones, cartilage, ligaments and muscles. It is most common in older adults, people with a high body weight and those with a history of knee injury.

See what happens inside your knee when this ligament overstretches and tears. Is that cracking and popping normal? Know how many knees dogs have? Find out the answers to these and other questions ...

Play the USA TODAY Daily Crossword Puzzle. An even more prevalent source of knee troubles than one-time injuries is a degenerative joint disease known as knee osteoarthritis. "This is the most ...

Knee arthritis is one of the most common forms of osteoarthritis, affecting more than 80% of cases and impacting at least 19% of Americans over the age of 45. For many, a diagnosis of knee ...

Osteoarthritis (OA) is the gradual degeneration of cartilage in the knee joint. While it is a natural part of aging, experiencing constant pain and limited mobility does not have to be.