Irisin
The browning effect from irisin is gradual and compounds with repeated exercise signals. Exercise activates FNDC5 in muscle tissue, which is cleaved and released into the bloodstream as irisin. Irisin signals white fat cells to behave more…
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The browning effect from irisin is gradual and compounds with repeated exercise signals. Exercise activates FNDC5 in muscle tissue, which is cleaved and released into the bloodstream as irisin. Irisin signals white fat cells to behave more like brown fat cells. During exercise, contracting muscles produce irisin, a myokine released from muscle tissue.