It's quite strange.

Our studies show they do reduce subsequent intake in the meal. If your salad is high in calorie density, it's worse. You don't compensate later.

A big barrier to getting people to eat more fruits and vegetables is convenience, the packaging and accessibility.

That's not a license to chow down on fatty meats. The Food Pyramid suggests more low-fat dairy and fish, and beans to increase protein.

The elderly are very health conscious, and they are choosing low-fat foods. Some of them shouldn't be.

I think it's quite obvious we need innovative strategies to limit the impact of portion size on intake.