Round 'em up! Here are this week's top stories about healthy eating and food science.


Also, there will be a quiz.

And in a related story, a study looks at how

diet soda may be altering gut bacteria and raising the risk of diabetes.

Scientists at the Environmental Working Group think government recommendations regarding canned tuna may be exposing pregnant women to

Added sugar, processed meats, refined carbohydrates -- these are among the

The Nutrition Source at Harvard's School of Health explains

It seems that

However, it does look like

If new dietary guidelines recommend getting no more than 10% of calories from sugar,

how much fruit can you eat and still satisfy that recommendation?

A new report confirms what we already know: Americans eat loads of processed foods, including

Neanderthals ate mammoths and woolly rhinoceroses and also plants --

Take The New York Timesweekly health quiz.

Miss last week's list? We gotcha.