Early symptoms of osteoarthritis mainly include mild localized soreness, swelling and pain, friction or stiffness in the joints. Osteoarthritis is a chronic disease that progresses gradually. Early symptoms are often not obvious, and patients may experience mild joint pain after being cold or overworked, and the symptoms will generally be relieved after resting and keeping warm, and most of the symptoms will not be taken seriously by the patients. Some osteoarthritis patients may feel friction in the joints or stiffness in the joints in the early stage, especially in the morning when the joints are stiff and the symptoms are more obvious, and with the aggravation of the disease, it may lead to limited movement of the joints. If these symptoms occur, it is recommended to go to the hospital in time for a clear diagnosis and early treatment.