How common is it?

How common is it?

Chlamydia is the most commonly reported STD in the U.S. Over 1 million cases are reported each year. The highest proportion of cases is among women aged 15 to 24.

Genital Human Papillomavirus (HPV)
More than 50% of sexually active people will get HPV at some point in their lives. An estimated 6 million new cases occur each year, with at least 20 million people already infected.

Genital Herpes
At least 50 million people are already infected with herpes, or about one in six people. An estimated 1 million new infections occur each year.

Trichomoniasis (Trich)
There are an estimated 3.7 million people in the U.S. infected with Trich. Learn more at

About 36,000 new cases are reported each year. Learn more at

An estimated 700,000 people in the U.S. get gonorrhea each year. The highest rates are among women aged 15 to 24 and men aged 20 to 24. Learn more at

About 50,000 new infections occur each year, with an estimated 1.2 million people already living with HIV. Learn more at

Hepatitis B Virus (HBV)
An estimated 38,000 people are infected with HBV each year (most of which are acquired through sex). Up to 1.4 million people are already infected with chronic HBV. Learn more at

An estimated 3.2 million persons are chronically infected with HCV in the United States. There are an estimated an estimated 17,000 new Hepatitis C virus infections each year.

If you are sexually active, using condoms consistently and correctly, from start to finish, is one of the best ways to help prevent STDs. Condoms are the ONLY method that protects sexually active people from both STDs and pregnancy.