Evidence from controlled clinical trials such as this is crucial for understanding caloric restriction?s effects on factors affecting aging. These findings indicate that that we need to learn more about effects of maintaining low calorie diets for longer periods. |
There's no good reason based on what we know now to use growth hormone as an anti-aging treatment, and there is evidence of definite risks of doing it. |
This is a step forward in learning about the long-term effects of a low-calorie diet on aging, but it's not the whole story. What is striking is the effect on some markers related to longevity. |