Martin Downs, MPH, has been writing for WebMD since 2002, and has reported on health and medicine for many other publications, including the New York Times, the Washington Post, and Consumer Reports. He writes a monthly sex and relationships advice column for Penthouse magazine. In addition to writing, he works in the public health field, directing community health programs and research for a nonprofit organization in rural New Hampshire. He has a Master of Public Health degree from the Dartmouth Institute for Health Policy and Clinical Practice (TDI).