Dietary patterns and guidelines: Does the USDA pyramid describe an optimal dietary pattern?
Can all foods fit into a healthful diet?
Are the new dietary reference intakes for calcium appropriate?
Nutrition and health: Are added sugars harmful to health?
Do foods with a high glycemic index increase disease risk?
Diet, physical activity, and health: Is body weight a reliable measurement of overall health?
Can low-carbohydrate, higher-fat diets promote health and weight loss?
Must exercise be daily and intense to prevent chronic disease?
Do education campaigns induce communities to change their diets and improve health?
Supplements and functional foods: Can vitamin and mineral supplements help prevent chronic disease?
Will taking herbal supplements enhance mental ability?
Can functional foods and nutraceuticals benefit health?
Nutrition and food policy: Does widespread hunger exist in America?
Should mothers infected with the AIDS virus breastfeed their infants?
Is organically grown food better than conventionally grown food?
Will irradiation improve the safety of the food supply?
Does the world need genetically modified foods?
