The doctor came to believe that the disease was not infectious, but instead related to diet.

VOA: special.2010.05.18

We have talked a lot about salt. Keep in mind that doctors advise people to limit the sodium in their diet.

VOA: special.2010.08.30

The second group did not. But some medical researchers refused to accept that a poor diet caused pellagra.

VOA: special.2010.05.18

Several studies have not been able to show that taking vitamin supplements in addition to a balanced diet helps to prevent disease.

VOA: special.2010.09.14

Dr. Ornish's diet plan limits daily calories from fat to less than ten percent, with little to no saturated fat or cholesterol.

VOA: special.2011.07.05

They say patients might be able to get the same results with changes in diet and exercise.

VOA: special.2009.04.08

Even a small reduction in salt in the diet can be a big help to the heart.

VOA: special.2010.01.27

They were asked about their diet and day-to-day activities, as well as any pre-existing diseases.

VOA: special.2010.06.30

Maive Rute suggests feeding animals a diet designed to reduce emissions.

VOA: special.2010.01.05

Richard Weindruch explains. "Our data show that there is about a three-fold higher risk of developing a disease of aging in those animals fed the normal diet as opposed to those that have been on caloric restriction since they were adults."

VOA: special.2009.09.01

Let's do the research to try to fix the problems rather than changing the whole diet of the human race."

VOA: standard.2010.06.04

He says combining medical and culinary expertise allows him to help people recognize the cooking mistakes that make their diet unhealthy.

VOA: standard.2010.02.23

Reducing fat in the diet, especially saturated fat, was believed to be an important strategy to reduce heart disease.

VOA: standard.2010.03.25

To reduce or avoid it, researchers have examined the effect of smoking,diet, brain-challenging games, exercise and other strategies.

VOA: standard.2010.06.17