(Medical Xpress) -- Teacher, pilot, nurse or engineer? Sex hormones strongly influence people's interests, which affect the kinds of occupations they choose, according to psychologists.
HIV infections are rising among gay men in many parts of the world, the World Health Organization warned Friday, urging all men who have sex with men to take antiretroviral drugs to prevent infection.
Scrapping laws that ban sex work would slash the number of HIV infections over the next decade, according to a study presented at the world AIDS forum on Tuesday.
A handful of sex workers sit on discarded cardboard along a filthy sewer channel, sharing food and razors to shave their legs and faces as they prepare for the night's labor on the streets of Jamaica's capital.