STDs

Sexually transmitted diseases, commonly called STDs, are diseases that are spread by having sex with someone who has an STD. You can get a sexually transmitted disease from sexual activity that involves the mouth, anus, vagina, or penis.

According to the American Social Health Association, 1 out of 4 teens in the United States become infected with an STD each year. By the age of 25, half of all sexually active young adults will get an STD.

STDs are serious illnesses that require treatment. Some STDs, like HIV, can’t be cured and are deadly. By learning more, you can find out ways to protect yourself from the following STDs.

  • Genital herpes
  • Human papilloma virus/Genital warts
  • Hepatitis B
  • Chlamydia
  • Syphilis
  • Gonorrhea (“Clap”)
  • Molluscum contagiosum
  • Pubic lice
  • Trichomoniasis (Trich)
  • STD Causes and Risk Factors

Three things cause sexually transmitted diseases:

  • Parasites
  • Bacteria
  • Viruses

If you’re sexually active, there’s a chance that you can catch an STD. That chance can go up if you:

  • Have unprotected sex
  • Use condoms incorrectly
  • Have sex with multiple partners
  • Misuse alcohol or recreational drugs
  • Inject drugs
  • Symptoms of STDs

Sometimes there are no symptoms of STDs. If you have symptoms, they may include one or more of the following:

  • Bumps, sores, or warts near the mouth, anus, penis, or vagina
  • Swelling or redness near the penis or vagina
  • Skin rash
  • Painful or swollen testicles
  • Lower abdominal pain
  • Fever
  • Painful urination
  • Weight loss, loose stools, night sweats
  • Aches, pains, fever, and chills
  • Yellowing of the skin (jaundice)
  • Discharge from the penis or vagina. Vaginal discharge may have an odor.
  • Bleeding from the vagina other than during a monthly period
  • Painful sex
  • Severe itching near the penis or vagina
  • STD Diagnosis and Tests
Your doctor can examine you and do tests to find out if you have an STD. If you have symptoms, you may get blood, urine, or fluid tests to figure out why you have them.

If you don’t have symptoms, your doctor might order different screening tests, depending on your age and health.

You may have ones for:

  • Chlamydia
  • HIV
  • Hepatitis B
  • Hepatitis C
  • Gonorrhea
  • Human papillomavirus (HPV)
  • Syphilis