AbstractSkin aging is a multifactorial process consisting of two distinct and independent mechanisms: intrinsic and extrinsic aging. Youthful skin retains its turgor, resilience and pliability, among others, due to its high content of water. Daily external injury, in addition to the normal...
As bodybuilders, our unceasing quest to understand the effects of hormones on the body is driven by a singular purpose—that we might be able to manipulate them to our advantage in the pursuit of physical excellence. Over the decades, three classes of hormones have emerged as the most...
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