The knee joint is commonly affected by joint disorders like arthritis
, most commonly osteoarthritis
, which is caused by excessive wear and tear of the joint. Rheumatoid arthritis
, which is an autoimmune form and other forms of arthritis affecting the knee joint, can also cause knee pain
when squatting or bending the knees.
Sometimes, joint infections or other infections in the body, which can spread to the knee joint, can also cause knee pain on bending or squatting. Such cases may have additional symptoms like fever
, redness and warmth of the joint and may require thorough evaluation.
Other conditions like patella-femoral pain
, anterior knee pain, chondromalacia patella, mal-alignment can also contribute to knee pain when squatting or bending.