Better than Egyptian cotton: This electrically spun fabric contains anti-HIV drugs and dissolves rapidly when it gets wet. Courtesy of University of Washington hide caption

itoggle caption Courtesy of University of Washington

At the center of the debate: prescription contraceptives. Tim Matsui/Getty Images hide caption

itoggle caption Tim Matsui/Getty Images

Protesters picket in front of the Jacob K. Javits Federal Building in New York City in 2006 for the removal of an age limit on the morning-after pill. Bloomberg/Bloomberg via Getty Images hide caption

itoggle caption Bloomberg/Bloomberg via Getty Images

Plan B One-Step might be the only emergency contraceptive available to all ages without a prescription. ASSOCIATED PRESS hide caption

itoggle caption ASSOCIATED PRESS

A small, plastic vaginal ring loaded up with an HIV drug protects monkeys from infection with simian immunodeficiency virus. Julie Sitney/Courtesy of the Population Council hide caption

itoggle caption Julie Sitney/Courtesy of the Population Council