The hip, knee and shoulder joints are all synovial joints. View this diagram of the structure of a synovial joint.
osteoarthritis
Arthritis and the weather
Can changes in the weather affect your arthritis pain? Doctors are still sceptical but some people believe there is a link.
Osteoarthritis
Osteoarthritis causes the joints to become painful and stiff. It occurs when the cartilage on the end of bones becomes permanently damaged.
