Sexually transmitted infections or diseases are infections caused by viruses, bacteria or parasites that are transmitted during unprotected or inadequately protected sexual intercourse. The best known are: HIV, gonorrhea, chlamydia, syphilis, condyloma, vaginosis, genital herpes, hepatitis...

For further information, we recommend that you consult :

- Santé Publique France's "Question Sexualité" website
- The Santé Publique France website, and its thematic dossier on all STDs / STIs
- The "Sexualités entre hommes et prévention" information site
- Regional COREVIH websites
- The French Ministry of Solidarity and Health website, and the article "Informer sur le VIH/Sida et les autres infections sexuellement transmissibles (IST)".
- The section dedicated to STDs / STIs on the Assurance Maladie "Ameli" website

And more specifically for AIDS, you can consult the Sida Info Service website.