Eat like your life depends on it. So say the authors of a recently-published book, The Whole Food Guide for Breast Cancer Survivors. Here is a must-have book for all women who have been through breast cancer and want to thrive, not just survive.

We are wasting our energy debating the nature of the calorie -- which is, simply, and incontrovertibly, a measure of energy.

As you likely know, U.S. News and World Report released a list of "best diets" to coincide with the annual bumper crop of weight loss resolutions as the new year begins. I was privileged to be one of the 22 judges.

Pioneering research by Harvard Medical School's David Ludwig reveals the reason that low-fat diets do not work -- and identifies the true cause of obesity for most Americans.