As with other steps that a person can take to avoid Alzheimer's disease, exercise has an important place in how we live our lives. While the exact science of which types of exercise are best suited for fending off the development of Alzheimer's disease are still being studied, Dr. Michael Mullan discusses in this segment how more intensive forms of exercise performed throughout a person’s lifetime with constant regularity can help people to prevent the onset of Alzheimer's disease. There remain questions however as to whether aerobic activities are more effective than anaerobic exercises as some who study the field have theorized.