<unk>  is a term often used to mean any disorder that affects joints. Symptoms generally include joint pain and stiffness. Other symptoms may include redness, warmth, swelling, and decreased range of motion of the affected joints. In some types of<unk> , other organs are also affected. Onset can be gradual or sudden. There are over 100 types of<unk> . The most common forms are osteoarthritis (degenerative joint disease) and rheumatoid<unk> . Osteoarthritis usually occurs with age and affects the fingers, knees, and hips. Rheumatoid<unk>  is an autoimmune disorder that often affects the hands and feet. Other types include gout, lupus, fibromyalgia, and septic<unk> . They are all types of rheumatic disease. Treatment may include resting the joint and alternating between applying ice and heat. Weight loss and exercise may also be useful. Recommended medications may depend on the form of<unk> . These may include pain medications such as ibuprofen and paracetamol (acetaminophen). In some circumstances, a joint replacement may be useful. Osteoarthritis affects more than 3.8% of people, while rheumatoid<unk>  affects about 0.24% of people. Gout affects about 1–2% of the Western population at some point in their lives. In Australia about 15% of people are affected by<unk> , while in the United States more than 20% have a type of<unk> . Overall the disease becomes more common with age.<unk>  is a common reason that people miss work and can result in a decreased quality of life. The term is derived from arthr- (meaning 'joint') and -itis (meaning 'inflammation').
Arthritis
Myofascial pain syndrome
Arthralgia
Polyarthritis
Monoarthritis
Arthropathy
Dermatitis
Osteopathy