The idea that organisms can live longer, healthier lives by sharply reducing their calorie intake is not exactly new. Laboratory research has repeatedly demonstrated the anti-aging value of calorie restriction, often called CR, in animals from nematodes to rats—with the implication that the same might be true for humans. In practice though, permanently reducing calorie intake by 25 to 50 percent or more sounds to many like a way to extend life by making it
The hunger gains: Extreme calorie-restriction diet shows anti-aging results
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