Arthritis is caused by inflammation inside the joints of the body. There are many types of arthritis and in general the causes are still unknown. A number of risk factors are age, gender, lifestyle factors, and being overweight. It also occurs more often in women than men. The symptoms of arthritis are redness, joint pain, swelling, warmth around the joint, and stiffness. To diagnose arthritis a variety of blood tests and x-rays may be necessary. Treatment for arthritis generally involves pain management, exercise and relaxation. You should to avoid activities that cause pain. But Surgery to correct the joint damage may also be an option. Treatment will vary with the type of arthritis and the patient.