Dr. Martha P. Millman is an emeritus physician in public health and general preventive medicine. During her decades-long career, Dr. Millman specialized in undersea and hyperbaric medicine. As an assistant professor of Preventive Medicine at Mayo Clinic in Rochester, Minnesota, she researched the effect of hyperbaric oxygen therapy on common health conditions and injuries. Dr. Millman served as the co-medical director for the sixth and seventh editions of Mayo Clinic Guide to Self-Care, as well as Mayo Clinic: The Integrative Guide to Good Health.