Americans are making shifts in the supplements they take — fewer multivitamins and vitamins C and E, more fish oil and vitamin D. Many think of supplements as magic bullets, but studies don’t always support their supposed benefits. Some research is positive. Vitamin D is important for good health and very hard to get naturally…  read on >

Extremely tiny bits of plastic: They’re in your food and drink, and even in the air around you. Now, new research calculates that the average American consumes more than 70,000 particles of these “microplastics” every year — and even that’s likely an underestimation, the scientists noted. Your microplastic intake might be even higher if you…  read on >

While taking vitamins may be fine for teens and young adults, supplements for weight loss, muscle-building and added energy may trigger severe medical problems, new research suggests. Regulations to keep these potentially harmful products out of the hands of young people are urgently needed, the study authors said. “The [U.S. Food and Drug Administration] has…  read on >

Dentists tend to be overeager when it comes to prescribing antibiotics, new research suggests. The study authors found that antibiotics prescribed to prevent infection during dental procedures weren’t necessary 81% of the time. That’s important because 10% of all antibiotic prescriptions come from dentists, the researchers said. “Preventive antibiotics in these patients gave them risks…  read on >

Whether you grow it yourself or buy it at your farmers’ market or grocery store, zucchini is a great way to add variety to traditional dishes and even increase portion sizes of favorite recipes without extra calories. Love cool cucumber salad? For a tasty variation, use thin strips of peeled zucchini, cut on a mandoline.…  read on >

Are you in the mood to mix up something sinful, but don’t want to wreck your healthy eating plans? Use a stand mixer to do the heavy blending and whipping for three better-for-you treats. Do-ahead pizza dough: To get more whole grains into your diet, use whole-wheat pastry flour instead of white flour. It’s a…  read on >

Adding a newer drug to standard hormone therapy lengthens the lives of younger women with advanced breast cancer, a new trial has found. The drug, called Kisqali (ribociclib), is already approved for treating such patients — based on earlier results showing it can delay the progression of their cancer. This is the first evidence it…  read on >

From cappuccinos to cold brew, coffee is a morning must for many Americans, but is it healthy and how much is too much? A University of South Australia study suggests a couple of cups to start your day probably won’t hurt — and may even be good for you. But drinking six or more cups…  read on >

Heart failure is a common ailment afflicting older Americans, and many take drugs called diuretics to rid the body of excess fluid buildup that can impede breathing. Now, a team of Brazilian researchers say that, in some cases, it’s safe for patients with stable heart failure to stop taking diuretic drugs. “Patients don’t like using…  read on >

A common type of skin bacteria may put young children with severe eczema at increased risk for food allergies, British researchers report. This type of bacteria, Staphylococcus aureus, is found in the nose and skin of healthy people, but it’s more common in people with the skin condition eczema, especially those with severe cases. This…  read on >