Sir not only by sexual intercourse aids will spread there are some thousands of youth are running for unhygienic tattoo piercing in road side they are not sterilizing it and use multiple times ( effects are Skin cancer, paralasis, and mainly aids), gay or lesbian sex and unhygienic drug sex(anal) are now a days common please try to do research or conduct survey in this prospect and help them to test aids so that how many came under this and how to help them