Few food-policy debates are as rancorous as that over genetically modified organisms (GMOs) in our food. Here's a primer to get you up to speed on these controversial substances—what they are, where they're found, and what's known about their safety.
You've probably seen the ads about how toning shoes can give you more shapely legs and a "better butt." But some manufacturers don't stop there, suggesting their products also ease stress on joints and improve circulation. Truth or fiction?
Few foods naturally contain significant amounts of vitamin D, including oily fish, egg yolks, and some mushrooms. But many foods are fortified with the vitamin, notably milk and breakfast cereals. Here's a handy chart to guide you.