Aerobic Exercise, Resistance Exercise, or Flexibility and Relaxation Training in Inactive Older Female Breast Cancer Survivors

RATIONALE: Aerobic exercise, resistance exercise, and flexibility and relaxation training may reduce fatigue and improve the health and quality of life of breast cancer survivors. It is not yet known which type of exercise is more effective for inactive older female breast cancer survivors. PURPOSE: This randomized clinical trial is studying aerobic exercise to see how well it works compared with resistance exercise or flexibility and relaxation training in improving the health and quality of life of inactive older female breast cancer survivors.