Hand pain and joint pain consider osteoarthritis, gout, rheumatoid arthritis, calcium deficiency and other causes. 1. Osteoarthritis: degenerative changes in the joints of the elderly cause joint pain, and in severe cases, there will be joint hyperplasia and joint deformation. 2. Gout: mostly acute pain, joints red, swollen and fever, uric acid test can be a clear diagnosis. 3. Rheumatoid arthritis: joints for wandering pain, symmetrical pain and swelling of the joints, rheumatoid factor and blood sedimentation can be clearly diagnosed. 4. Calcium deficiency: it can cause generalized joint pain, severe leg cramps, hand pain and multiple joint pain. Hand pain and joint pain need to go to the hospital for further treatment after clarifying the cause.