 [ Symptoms ] what sort of exercise can a handicapped person do who is morbidly obese and fighting several ailments  i weigh 292 pounds have diabetes high cholesterol high blood pressure and arthritis which has left me with no bone left in my knees thus confining me to an electric wheelchair surgeons will not do knee replacements due to my weight and health conditions i need to lose weight then can possibly get knee replacements but since i can not walk exercise is very limited to me what can i do diet is so slow due to no exercise i become discouraged depressed and finally will quit dieting [ Disease ] have you seen your doctor could be spine nerve pinch pneumonia   any number of things but you need a professional write down your symptoms and questions be thorough and do not leave anything out good luck