Courtesy of TED

Dr. Dean Ornish studied how lifestyle changes could help people with chronic heart disease; he wanted to figure out if there was a way to do the same with some types of cancer.

Read more and watch his TED talk at NPR.org.

In a recent article written for Tufts Now several scientists describe a set of useful guidelines to follow when attempting to understand the validity of a diet trend. The faculty members of the Friedman School of Nutrition at Tufts University explain that many dietary claims or fads surface because the message “eat more fruits and vegetables” is boring, and people crave exciting, breakthrough advice. The guidelines for debunking false information are called “10 Red Flags of Junk Science”, and have been developed by the Academy of Nutrition and Dietetics, the American College of Nutrition and the American Society for Nutrition. To read through a description of each guideline check out the Tufts Now article.

It seems that nutrition researchers can never agree when it comes to determining what foods are good and bad for us. Why are there so many conflicting results? A science writer explains what makes nutrition research especially tricky, and how we can know so much about health foods yet obesity rates still skyrocket.  Read more at the New York Times: Why Nutrition Is So Confusing