knee pain - joint discomfort, leg ache, patella strain, mobility issue, ligament soreness, bending trouble, cartilage

knee strain muscle running tendinitis tear dull overuse strength brace movement kneecap physical stiffness discomfort impact crutches sharp health rehab ache fatigue shooting rest bursitis walking tension range arthritis soreness instability treatment ligament surgery tingling gout extension pressure bone standing numbness mobility throbbing irritation inflammation pain leg flexion flexibility painkillers osteoarthritis limb chondromalacia climbing bruise cartilage posture rehabilitation motion relief support therapy chronic weakness tendon bending tendonitis swelling sprain acute patella exercise burning cramp tenderness diagnosis squatting joint ai generated