Latex condoms are very effective in preventing the transmission of HIV, the virus that causes AIDS. Additionally, correct and consistent use of latex condoms can reduce the risk of other sexually transmitted diseases, including genital discharge and ulcers. Condoms aren't just used for this. They are also used for the pleasure of females. They glow in the dark, are flavored, studded, warming, tingling, etc. Many people use different types of condoms to keep their relationship alive. Condoms come in all shapes and sizes and it is important to choose the right size. The reason most people probably use condoms is to prevent pregnancy and sexually transmitted diseases. You don't want condoms to slip off because they're too big or break because they're too small (How to Buy Condoms). The most effective way to not get pregnant or contract a sexually transmitted disease is to simply not have sex, which is called abstinence. You really shouldn't have sex if you don't want a child in the first place. There is always a risk of getting pregnant, no matter if you take a contraceptive or use a birth control