Michael Jensen, M.D., is an endocrinologist who can discuss how the body burns energy and how the metabolic system affects weight gain or loss and body shape.

Edward Laskowski, M.D., is co-director of the Mayo Clinic Sports Medicine Center. His specialty areas include sports medicine, fitness, and strength and stability training. Dr. Laskowski is the fitness editor for mayoclinic, and he has served on the President's Council on Physical Fitness and Sports and on the medical staff of the Chicago Marathon. At the 2002 Winter Olympics in Salt Lake City, he served on the medical staff at the Olympic Polyclinic in the Olympic Village.

Jay Smith, M.D., specializes in physical medicine and rehabilitation and can speak about shoulder and knee injuries and biomechanics. He is one of the team trainers for the Minnesota Twins spring training beginning in February.

Daniel Drubach, M.D., is a neurologist with expertise in traumatic brain injury and concussion. He can discuss common treatments, as well as the impact of these types of injuries on behavior, memory and cognition.

Bruce Johnson, Ph.D., is a specialist in cardiopulmonary research, specifically how the body reacts to exercise at high altitudes. He has special medical insight on the stress of competing in different geographic environments.

Nisha Charkoudian, Ph.D., is a physiologist whose expertise on the human body and its functions includes special knowledge of how the body regulates its temperature and blood pressure during exercise, dehydration and exposure to heat and cold.

Source: Mayo Clinic