So Much for that Gym Membership | GenomeWeb

Researchers at the Dana-Farber Cancer Institute may have the best news for couch potatoes since the invention of the Thighmaster — a newly identified hormone that changes white fat cells into brown fat cells, reports Technology Review's Karen Weintraub. The naturally occurring hormone "acts like exercise on muscle tissue," Weintraub says, by burning calories and improving the body's ability to process insulin.

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