?Good fat? activated by cold, not ephedrine

Researchers have shown that while a type of ?good? fat found in the body can be activated by cold temperatures, it is not able to be activated by the drug ephedrine.

Source: http://feeds.sciencedaily.com/~r/sciencedaily/health_medicine/fitness/~3/nKSVDftZby8/120604155556.htm

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