Word: low-fat
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...marathon undertaking--and then you had to hack up the catch and lug it miles back to camp. Climbing trees to find nuts and fruit was hard work too. In essence, early humans ate what amounted to the best of the high-protein Atkins diet and the low-fat Ornish diet, and worked out almost nonstop. To get a sense of their endurance, cardiovascular fitness, musculature and body fat, say evolutionary anthropologists, look at a modern marathon runner...
What sort of message should an anti-obesity campaign send, given that diet experts are still wrangling over such issues as whether low-fat or low-carb diets work better? "How about just eat less, move more and eat your fruits and vegetables?" suggests Nestle. Few people appreciate more fully than she just how difficult it would be for the Federal Government to approve such a message. "Move more" is not a problem. The Centers for Disease Control and Prevention (CDC) has budgeted $193 million for its Verb campaign, encouraging young Americans to be active. "Eat less" is another matter...
WHAT YOU DO Dr. Ornish supports a low-fat (10% of daily calories), high--complex carb, vegetarian-style diet. By cutting out most fats, he says, you can eat one-third more food without taking in more calories...
Probably the most unexpected result is that there is no consensus about the best way to lose weight. Half the registrants shed the pounds on their own; the other half enrolled in a program or went to a nutritionist. Some participants emphasized protein, others a low-fat diet. But most chose some combination of limiting what they ate and increasing their level of physical activity...
...candy--may also boost blood pressure, particularly in African Americans. Daniels and his colleagues are just starting a study that looks at the effect on children and teenagers of a diet that has been shown to lower blood pressure in adults--one that emphasizes fruits, vegetables, whole grains and low-fat dairy. Blood pressure can jump high enough among youngsters, however, that diuretics and beta blockers--administered in doses appropriate to a child's size and weight--may be needed to bring it under control...