Sexual conditions, such as STDs and sexual problems, need a medical evaluation and treatment. Frequently, there are no STD symptoms, although there's sometimes a discharge from the vagina or the penis and burning or pain during urination. Doctors use STD tests to diagnose sexually transmitted diseases such as chlamydia, gonorrhea, syphilis, and trichomoniasis. Whereas STD treatment can help resolve these sexual conditions, practicing safe sex can prevent STDs.
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[New Research Backs Early HIV Therapy](http://www.webmd.com/hiv-aids/news/20090429/new-research-backs-early-hiv-therapy)
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Starting HIV treatment earlier greatly improves survival, a new study shows.
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[Green Tea's EGCG Molecule Blocks HIV Infection](http://www.webmd.com/hiv-aids/news/20090518/green-teas-egcg-blocks-hiv-infection)
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Semen enhances HIV infection -- but EGCG, an ingredient in green tea, blocks this action. Researchers say EGCG may speed development of an anti-HIV vaginal gel.
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[Read Full Article](http://www.webmd.com/hiv-aids/news/20090429/new-research-backs-early-hiv-therapy)
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[Read Full Article](http://www.webmd.com/hiv-aids/news/20090518/green-teas-egcg-blocks-hiv-infection)