This post is part of the Science Tuesday feature series on the USDA blog. Check back each week as we showcase stories and news from the USDA’s rich science and research portfolio.
Nutrition advice is all around us—in grocery stores, magazines, public service announcements, and food labels. We’re urged to cut back on fats, sodium, and added sugars, and eat more fiber, whole grains, and fruits and vegetables. But if we don’t think our diets need improving, we may turn a blind eye or deaf ear to dietary advice. We may think all that advice is directed to someone else.