We know too little about the role and requirements of exercise for persons with disabilities due to cerebral palsy. Obesity is generally not a problem, but a sedentary life style could make it a problem. The issue of a general sense of well being also speaks for itself.
Exercise takes many forms, ranging from jogging to stretching.
Also, different exercises put increased stress on different parts of the body. However, the hip and knee joints bear most of the brunt of the procedure. In time, these can become painful joints and add to the existing disability. 175 pound adult doing 30 minutes of swimming consumes 300 calories. Given the two, swimming would seem to be the preferred exercise for calorie consumption for persons with disabilities.