sexual behaviors put teens at risk for HIV infection, other
STDs, and pregnancy?
intercourse and multiple sex partners place young people at
risk for HIV infection, other STDs, and pregnancy. Each year,
approximately three million cases of sexually transmitted
diseases (STDs) occur among teenagers and approximately one
million teenagers become pregnant. In 1997, 48% of high school
students had ever had sexual intercourse, 16% of high school
students had had four or more sex partners during their
lifetime, and 43% of sexually active high school students did
not use a condom at last sexual intercourse.