A group of pediatricians says teens need education on, and access to, birth control and emergency contraception, as opposed to the abstinence-only system preached by religious groups and conservative political leaders.

These recommendations come as part of the American Academy of Pediatrics' updated policy on teen pregnancy.

Italy has plans to launch a larger-scale human test of its AIDS vaccine in Africa, in the hope of having it ready for the market by 2011.

Barbara Ensoli of Italy's National Health Institute began an initial, small-scale trial involving 47 volunteers at four different clinics in Italy in 2003, and was aiming for results in 2006.

According to a study reported in the Wall Street Journal, male circumcision reduces the risk that men will contract HIV through intercourse with infected women by about 70 percent.

The study was conducted on over 3,000 HIV-negative South African men, ages 18 to 24. Half of them were selected to be circumcised, while the other half remained uncircumcised.

Women subconsciously prefer the aroma of dominant men when they are at the most fertile stage of the menstrual cycle, research suggests, in a BBC Health report.

Study results, published in Biology Letters, reveals that women have evolved to seek out the most virile sexual partner when conception is likely.

According to the Los Angeles Times, the Federal Trade Commission (FTC) has officially filed suit against a California company that distributes the weight-loss pill, "CortiSlim."

According to the suit, the FTC is charging Window Rock Enterprises of Brea, CA; and several individuals associated with the pill, including Greg Cynaumon, a former police officer and Christian talk radio host, and Shawn Talbott, a nutritionist who formerly taught at the University of Utah.