A Twice-Yearly Shot Prevents HIV, Study Finds

CAPE TOWN, South Africa — Twice-yearly shots used to treat AIDS were 100% effective in preventing new infections in women, according to study results published Wednesday. There were no infections in the young women and girls that got the shots in a study of about 5,000 in South Africa and Uganda, researchers reported. In a … Read more

Can Food Really Change Your Hormones?

Dr. Taraneh Nazem, a reproductive endocrinologist and infertility specialist for RMA of New York, recently watched a TikTok video claiming that eating raw cacao daily could completely balance your hormones and cure PMS. “The creator made sweeping statements without any scientific backing, and the comment section was filled with people eager to try it—despite cacao’s … Read more

How to Tell if You’re Clenching Your Jaw—and How to Stop

When Dr. Priya Mistry asks people if they clench their jaws, they usually say no—yet she can see clear signs suggesting otherwise. So now, she words the question differently: Are they aware of their jaw-clenching tendencies? “That makes them stop and think,” says Mistry, a dentist in Vancouver, Wash., who specializes in jaw disorders. If … Read more

How Dangerous Is the Seine for Olympic Athletes?

The Olympics are all about the unexpected. And for marathon swimmers and triathletes, that includes a notoriously unpredictable partner—the venue, which is typically an ocean, a lake or, in the case of the Paris Olympics, the city’s historic river Seine. As iconic as the Seine is, with its picturesque vantage points of city landmarks such … Read more

U.S. Health Departments Warn About Mosquitoes Testing Positive for West Nile Virus

Several local health departments in the U.S. warned residents this week that officials have detected mosquitoes carrying West Nile virus in states across the country.  In New York, Suffolk County announced Monday that 16 mosquito samples have tested positive for the virus, which can sometimes be life-threatening, bringing the total number of mosquito samples testing … Read more