From the NYT: Calorie restriction led to weight loss, lower cholesterol and less inflammation. Whether it extends life span and wards off disease long-term remains unproven.
Scientists have long known a fairly reliable way to extend life span in rodents and other lab animals: Reduce the amount of calories they eat by 10 percent to 40 percent.
This strategy, known as caloric restriction, has been shown to increase the life span of various organisms and reduce their rate of cancer and other age-related ailments. Whether it can do the same in people has been an open question. But an intriguing new study suggests that in young and middle-aged adults, chronically restricting calorie intake can have an impact on their health.
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