American fast food is almost entirely produced from corn according to a chemical analysis of dishes served at McDonald's, Burger King, and Wendy's. The study is published in the journal Proceedings of the National Academy of Sciences.

Health magazine weighs in on the grocery stores you should add to your shopping list.

How much does it really cost to eat a healthy diet?

Economists, health researchers and consumers are struggling to answer that question as food prices rise and the economy slumps. The World Bank says nearly a billion people around the world live on a dollar a day, or even less; in the United States, the daily food-stamp allowance is typically just a few dollars per person, while the average American eats $7 worth of food per day.

Once considered an exotic treat, they are suddenly popping up everywhere—with good reason.

A doctor with a malignant tumor changes his diet to stave off his disease.

The number of American kids with food allergies has soared 18 percent in the last decade, with an estimated 4 percent of children and teens now affected with the condition, a new federal report says.

Count your calories -- but not with abandon. Small portions are healthy only when you limit them. To save money, package the treats or make them at home.

Is keeping Kosher good for the environment? Turns out, the green perks of keeping kosher are sometimes offset by what's eaten instead of no-nos like pork and shellfish.

Mooove over, Holsteins. PETA wants world-famous Ben & Jerry's Homemade Ice Cream to tap nursing moms, rather than cows, for the milk used in its ice cream. People for the Ethical Treatment of Animals is asking the ice cream maker to begin using breast milk in its products instead of cow's milk, saying it would reduce the suffering of cows and calves and give ice cream lovers a healthier product...