WASHINGTON (Reuters) - About 16 percent of Americans between the ages of 14 and 49 are infected with genital herpes, making it one of the most common sexually transmitted diseases, U.S. health officials said on Tuesday. Black women had the highest rate of infection at 48 percent and women were nearly twice likely as men to be infected, according to ...

CHICAGO (Reuters) - Inoculating children against flu protects more people of all ages in the larger community, probably because young people tend to spread viruses through physical play, Canadian researchers said on Tuesday. Researchers at McMaster University in Hamilton, Ontario found there were 61 percent fewer flu cases in isolated communities where children and adolescents received the seasonal influenza vaccine, compared ...

NEW YORK (Reuters Health) - Although studies in Africa have shown that circumcision can lower the spread of HIV among heterosexuals, it may not do much to prevent infections among gay and bisexual men in Western countries, a new study suggests. A number of studies in African nations have found that circumcised heterosexual men were up to 60 percent less likely ...

The U.S. beverage industry has largely stopped delivering sugary drinks to schools and has replaced them with lower-calorie options, the head of the industry's trade association said Monday. "It's a brand new day in America's schools when it comes to beverages," said Susan Neely ...