The committee heard testimony about the incidence of AIDS from among 13- to 19-year olds, the extent of the risk, teenagers' attitudes and knowledge about AIDS, school policies about AIDS, and guidelines of the Centers for Disease Control. Speakers included the U.S. Surgeon General, medical school professors, and representatives of a public school district, a youth organization, and a teen AIDS hotline. They noted that about 2.5 million teenagers are affected by some kind of sexually transmitted disease each year. More than 80 percent of unmarried males and 70 percent of unmarried females have experienced intercourse by age 20. Only 1 percent of AIDS cases has occurred among teenagers. Most teenagers do not believe that they are at risk. Speakers recommended extensive AIDS education with the encouragement and information from the Federal Government. Written testimony and figures.