SARCOPENIA NEWS: Defying the Aging Process: Groundbreaking Research Reveals That Our Muscles Reverse to an “Early-Life” State. “Importantly, the late-life stage during which we observed improved muscle health perfectly coincides with a stage when mortality rates decline. We, therefore, postulate that the improvement in muscle health may be a critical factor contributing to the extension of life span in extremely old individuals.”

You can also delay sarcopenia by lifting weights.