A new meta-analysis Johnson of the efficacy of condoms in preventing HIV transmission via anal sex between gay men has found a considerably higher estimate of their efficacy than two previous analyses. Two previous analyses, one published back in Detels and the other in Smith found that they only stopped seven out of ten infections. Why is this new estimate of efficacy
A condom is a sheath-shaped barrier deviceused during sexual intercourse to reduce the probability of pregnancy or a sexually transmitted infection STI. The male condom is rolled onto an erect penis before intercourse and works by forming a physical barrier which blocks semen from entering the body of a sexual partner. Condoms as a method of preventing STIs have been used since at least
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The use of condoms is an effective way to prevent sexually transmitted diseases STDs and unwanted pregnancies. However, misuse can significantly reduce their efficacy. Do you know how to use a condom correctly?
The condom is a form of contraception. It also protects against sexually transmissible infections STIs. This page explains how a condom works and tells you how to use it.
Studies indicate that a condom rarely slips off completely during intercourse. Slippage during withdrawal can be minimized if the rim of the condom is held against the base of the penis during withdrawal after ejaculation. If a man notices a break or slip, he should tell his partner so that she can use emergency contraceptive pills if she wants.
It's important to use condoms to help reduce the spread of STI sexually transmitted infections. These infections include HIV Human Immunodeficiency Viruschlamydia, genital herpes, genital warts, gonorrhea, hepatitis B, and syphilis. You can get an STI through having sex -- vaginal, anal, or oral. The most effective way to avoid getting an STI is to not have sex.
Back to Your contraception guide. Condoms are the best way to protect yourself against sexually transmitted infections STIs and unwanted pregnancy. During sex, male condoms are worn on the penis to prevent semen sperm entering the woman's vagina when the man ejaculates comes.