December 11, 2013 People who have surgery or are hospitalized for serious illnesses sometimes develop dangerous staph infections. The culprits can be bacteria that were living on people all along. Scientists say the germs thrive in remote parts of the nose that aren't typically tested. Other benign microbes might help keep the bad ones at bay.
December 11, 2013 Shifting to a diet that's packed with pork, cheese and eggs has a big influence on the trillion of bacteria living in our guts, even after just a few days, new research shows. And some of these changes probably aren't so good. One type of microbe that flourishes under the meat-based diet has been linked to diseases in mice.
December 10, 2013 Organic milk contains about 62 percent more omega-3s than milk from cows on conventional dairy farms, a new U.S.-based study finds. To get the full boost of these healthful fatty acids, you'll need to drink whole milk.
December 10, 2013 An NPR poll finds that most elementary school kids have physical education classes just one or two days a week. In response, parents and educators are getting kids to squeeze in walks, jogs and jumping jacks before, after and even during school.
December 10, 2013 Lacing a sugar-free candy with the right kind of bacteria might one day help fight off tooth decay, a study suggests. The experimental mint lowered the levels of cavity-causing bacteria in volunteers' saliva. But the microbe candy still has a long way to go before it reaches shelves at Walgreens.
December 8, 2013 For the first time, scientists have figured out where we sit on the global food chain. Although humans are clearly top chefs of the world, we're not the top predator. Instead, our ranking is closer to a small, smelly fish that we put on pizzas and salads.