GMAT Critical Reasoning (CR) | Re: Calorie restriction, a diet high in nutrients but low in cal

Calorie restriction, a diet high in nutrients but low in calories, is known to prolong the life of rats and mice by preventing heart disease, cancer, diabetes, and other diseases. A six-month study of 48 moderately overweight people,who each reduced their calorie intake by at least 25 percent , demonstrated decreases in insulin levels and body temperature, with the greatest decrease observed in individuals with the greatest percentage change in their calorie intake. Low insulin level and body temperature
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