The 5 Main Types of Hepatitis (including 2 you can vaccinated against)

Hepatitis is an inflammation of the liver that can be caused by a group of viruses—hepatitis A, B, C, D and E. When hepatitis viruses damage liver cells, scar tissue is formed and those cells can no longer function.
Your Safer Sex Toolbox

Explore ways to make sex safer and communicate with your sexual partners about your expectations and boundaries.
Talking Birds and Bees in the 21st Century

Why are STI rates so high among young people? For insight we chatted with Dr. J. Dennis Fortenberry, a Professor in the Department of Pediatrics at the Indiana University School of Medicine.
STDs A to Z

Sexually transmitted infections, or STIs—also called sexually transmitted diseases, or STDs—affect people of all ages, backgrounds, and from all walks of life. In the U.S. alone there are about 20 million new cases of STIs each year.
Ask the Experts

Ask the Experts ASHA’s Ask the Expert service is closed for improvements. Check back soon for a searchable archive of the thousands of questions answered by our experts. Have questions now? Learn more about sexually transmitted infections (STIs), from chlamydia and gonorrhea to herpes and HIV. Find out how to get tested for STIs and […]
One Dose of Penicillin Found Effective for Syphilis

A new study found that a single shot of benzathine penicillin G (BPG) treated early syphilis as well as the standard three-injection regimen.
A Drug Recall May Mean a Another Shortage of Syphilis Treatment

An antibiotic that is important in the fight against syphilis will once again be hard to find, this time because of a voluntary recall by the manufacturer.
Can Koalas Really Get Chlamydia?

On a recent episode of Love Island, a cast member sugested that we could blame our current STI epidemic on men who had sex with animals. She pointed to koalas with chlamydia as an example. There’s some truth here, but also a lot of misinformation.
New Report Highlights Missed Opportunities for Congenital Syphilis Prevention

A new report from the Centers for Disease Control (CDC) shows that we’re missing opportunities to prevent congenital syphilis and save lives.
Anal Sex and STIs

Anal sex may have once been thought of more taboo than other sexual behaviors, but today we know it’s a perfectly normal way to find sexual pleasure.