Although there are several conditions which may lead to the need for knee replacement, arthritis (whether it be osteoarthritis, rheumatoid arthritis or traumatic arthritis) is the most common reason. A number of other factors contribute to joint disease including genetics, developmental abnormalities, repetitive injuries and obesity.
Safe Pilates machine exercises for people with osteoporosis include: 1  Foot work (using the Reformer). 2  Leg and arm circles (Reformer). 3  Pulling straps (Reformer). 4  Side splits (Reformer).5  Leg-spring series (Trap Table).6  Chest expansion (Trap Table).ilates exercises for osteoporosis can help people with weakened bones by: 1  Increasing bone density, a proven effect of exercise. 2  Increasing strength and muscle mass, allowing the body to better support bones made brittle by osteoporosis.
Examples: To strengthen the âcore muscles,â older adults can do any number of traditional calisthenic exercises such as sit-ups, and they can do core exercises with fitness balls (see picture, left). Other good exercises to strengthen the core and practice balance include tai chi, dance, and yoga classes.