STD Statistics
Sexual History

Alarming Sex Statistics

  • In 2007, 48 percent of high school students reported having had sexual intercourse.
  • Nearly 50 percent of the 19 million new STD infections are diagnosed in people between the ages of 15 to 24.
  • Ninety percent of teenage girls who are sexually active and don't use protection will get pregnant within a year.
  • Thirty percent of teenage girls in the United States becomes pregnant at least once before the age of 20.

History of STDs

  • Pre-1960s: Syphilis and gonorrhea are the only major STDs.
  • 1976: Chlamydia is first recognized.
  • 1982: Herpes becomes prevalent.
  • 1996: HPV is recognized as the cause of 90 percent of all cervical cancer.

Curable or Not?

  • Chlamydia — Yes, with medication.
  • Gonorrhea Yes, with medication.
  • Syphilis Yes, with early detection and medication.
  • Herpes No.
  • HIV No.

Statistics courtesy of the Centers for Disease Control and Prevention, StayTeen.org and the Guttmacher Institute.