Every organ and cell operates on a 24-hour biological clock regulated by the hypothalamus. This circadian rhythm controls digestion, body temperature, and critical hormones like cortisol and melatonin.
During deep sleep, your body enters an anabolic state, releasing growth hormones that repair tissue micro-damage and build fresh collagen. Disrupted sleep elevates cortisol, which breaks down skin elasticity.
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Board-Certified Dermatologist & Biomedical Researcher
Dr. Vivienne Chen is a board-certified dermatologist and biomedical researcher with over 12 years of clinical experience in cellular aging, peptide therapies, and skin barrier health.
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