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Shoulder arthritis is characterized by pain, stiffness, and loss of function and often by a grinding on shoulder motion. [1] One of the three forms of shoulder arthritis is osteoarthritis. Osteoarthritis is the gradual wearing down of the joint cartilage that occurs predominantly in elderly people, and sometimes as the result of overuse in ...
Muscle loss around the shoulder may also occur. [1] Onset is gradual over weeks to months. [2] Complications can include fracture of the humerus or biceps tendon rupture. [2] The cause in most cases is unknown. [1] The condition can also occur after injury or surgery to the shoulder. [2] Risk factors include diabetes and thyroid disease. [1] [4 ...
The risk of osteoarthritis increases with aging, history of joint injury, or family history of osteoarthritis. [18] However exercise, including running in the absence of injury, has not been found to increase the risk of knee osteoarthritis. [19] [20] Nor has cracking one's knuckles been found to play a role. [21]
Some common risk factors that can increase the chances of developing osteoarthritis include obesity, prior injury to the joint, type of joint, and muscle strength. [50] [51] The risk factors with the strongest association for developing inflammatory arthritis (such as rheumatoid arthritis and lupus arthritis) are the female sex, a family ...
The main risk factors for osteoarthritis are age [2] [3] and body mass index, [4] [3] as such, OA is predominantly considered a disease of aging. [5] [6] As the body ages, catabolic factors begin to predominate over anabolic factors resulting in a reduction of extracellular matrix gene expression [7] and reduced cellularity [8] [7] in articular ...
For example, scientists know weight is the biggest risk factor for developing knee osteoarthritis. The data that van Meurs and her colleagues studied came from people with an average body mass ...
A bone fracture of the shoulder involves a partial or total crack through one of the three bones in the shoulder, the clavicle, the scapula, and the humerus. The break in a bone usually occurs as a result of an impact injury, such as a fall or blow to the shoulder. Fractures usually involve the clavicle or the neck (area below the ball) of the ...
Muscle atrophy is the loss of skeletal muscle mass. It can be caused by immobility, aging, malnutrition, medications, or a wide range of injuries or diseases that impact the musculoskeletal or nervous system. Muscle atrophy leads to muscle weakness and causes disability.