What are the common symptoms of osteoarthritis? 1, Pain is the most common symptom of osteoarthritis, and osteophytes are the most common clinical manifestation of osteoarthritis. 2, Osteoarthritis most often involves the knees, hands, hips, spine, feet and other weight-bearing or frequently active joints. 3, the affected joints have persistent hidden pain, which is aggravated by activity and improves after rest. 4.The joint is inflexible and sometimes acute pain occurs. 5.Stiffness of the joint, which is aggravated after sitting for a long time and improves after activity. 6.There is a popping sound when the joint moves. 7.Symptoms are aggravated under the condition of wet cooling. 8. In the late stage, swelling and enlargement of the joint may occur, and movement may be limited.