Tuesday, May 3, 2011

Fat Loss Decreases Life Expectancy, At Least in Mice

From "Mouse study turns fat-loss/longevity link on its head" on ScienceBlog:
The scientists then correlated the amount of fat reduction to life span.

The answer: Mice that maintained their fat actually lived longer. Those that lost fat died earlier.

Contrary to view

“Indeed, the greater the fat loss, the greater the likelihood the mice would have a negative response to dietary restriction, i.e., shortened life,” said James Nelson, Ph.D., professor of physiology at the Barshop Institute. “This is contrary to the widely held view that loss of fat is important for the life-extending effect of dietary restriction. It turns the tables a bit.”
Read the complete article here.

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