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Systemic Youthfulness

Meaning

Systemic Youthfulness is a holistic measure of biological age and functional capacity, reflecting the synchronized, high-efficiency operation of all major physiological systems, including the endocrine, cardiovascular, and immune systems. It extends beyond superficial cosmetic appearance to represent a measurable state of reduced allostatic load, optimal hormonal signaling, and robust cellular repair mechanisms characteristic of a younger biological profile. Achieving this state is the clinical objective of longevity medicine.