TEENS, UT Teen Health

Sexually Transmitted Diseases

STDs, or sexually transmitted diseases, are infections that are spread through sex (oral, anal, vaginal, and outercourse). The CDC estimates that there are more than 19.7 million new STIs in the United States each year. Half of these infections occur to those aged 15-24. Click on each orange link below to learn more about the signs and treatment of each STD!

Protozoal STDs
Estimated number infected each year
Trichomoniasis: 1,090,000
Bacterial STDs
Estimated number infected in year
Chlamydia: 2,860,000
Gonorrhea: 820,000
Syphilis [all stages]:55,400
Viral STDs
Estimated number infected each year
HPV: 14,100,000
Herpes Simplex: 776,000
Hepatitis B: 19,000
HIV: 41,400

Facts to Remember About STDs

  • A person can have an STD, not know it, but pass it on to someone during sex.
  • STDs can cause serious health problems (sores, warts, pain, infertility, cancer, and even death).
  • If you have had sex, you need to see a healthcare professional.



In English: www.cdc.gov/std/
In Spanish: www.cdc.gov/std/Spanish/default.htm


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References: http://www.cdc.gov/std/stats/sti-estimates-fact-sheet-feb-2013.pdf