Ask the Experts

Diabetes Prevention: Tufts Experts Weigh In

                Richard D. Siegel, MD, is the co-director of the Diabetes and Lipid Center at Tufts Medical Center. Shifts to healthy eating and physical activity with...
Replacing saturated fats with unsaturated fats from foods like fish, plant oils, nuts, and avocados is good for cardiovascular health.

Q. I understand that “bad fats” can clog my arteries, but what do “good...

A. Alice H. Lichtenstein, DSc, director of the Cardiovascular Nutrition Laboratory at the Human Nutrition Research Center on Aging and executive editor of Tufts...
Look for the word “whole” at or near the top of the ingredient lists on packaged breads.

Q. The bread aisle is a very confusing place. What kind of bread should...

A. Judith C. Thalheimer, RD, LDN, managing editor of Tufts Health & Nutrition Letter, answers: “Eating bread is fine, as long as you make...
Live active cultures may make yogurt easier for those with lactose intolerance to digest.

Q. Will I benefit from the live bacteria in yogurt?

A. Judith C. Thalheimer, RD, LDN, managing editor of Tufts Health & Nutrition Letter, answers: “Probiotics are live microorganism (typically bacteria and yeasts) that...
All caloric sweeteners contribute to weight gain, diabetes, and heart disease.

Q. What is the best kind of sugar to use? Should I switch to...

A. Dariush Mozaffarian, MD, DrPH, dean of the Friedman School and editor-in-chief of Tufts Health & Nutrition Letter, answers. “When consumed in higher amounts,...

Q. Do people who do not have a gluten sensitivity benefit from reducing or...

A. Alice H. Lichtenstein, DSc, a nutrition professor at the Friedman School and executive editor of Tufts Health & Nutrition Letter, answers: “The short...
Calorie counting

Q. I find it difficult and off-putting to calculate the calories in all the...

A. Dariush Mozaffarian, MD, DrPH, dean of the Friedman School of Nutrition Science and Policy and editor-in-chief of Tufts Health & Nutrition Letter answers:...
Corn

Q. Some dietary advice treats corn as a starch, but some says it’s a...

A. Helen Rasmussen, PhD, RD, FADA, LDN, a research dietitian at the HNRCA, answers: “There is a lot of confusion about where corn should...
Water bottle

Q. Does the amount of deuterium in drinking water matter to one’s health?

A. Judith C. Thalheimer, RD, LDN, managing editor of Tufts Health & Nutrition Letter, answers: “Deuterium is a naturally-occurring isotope of hydrogen. Most hydrogen atoms...

Q. I have a normal BMI, I eat right, and I stay quite active...

A. Alice H. Lichtenstein, DSC, director of the Cardiovascular Nutrition Laboratory and executive editor of Tufts Health & Nutrition Letter, answers: “A large waist (over 35 inches for women and 40 inches for men) is one of the components of metabolic syndrome, a cluster of conditions that increases risk for heart attack, stroke, and type […]