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'Exercise hormone' Irisin really does exist

Published on 18th Aug 2015

Published on 18th August 2015

The "exercise hormone" irisin has generated controversy among scientists — some say it's produced when humans work up a sweat, and holds promise as a weight-loss treatment, but others contend that irisin doesn't even really exist in people. Now, one research team says it has proven the existence of irisin in humans once and for all, using a technique that is more precise than those used in the past to identify the protein.

Read more @ Live Science