HPA

Hypothalamic-Pituitary-Adrenal axis. The neuroendocrine system that regulates the stress response through cortisol release. Its chronic overactivation underlies many metabolic and mental health disorders.

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Cortisol and Chronic Stress: The Silent Killer of Longevity

Stress isn't just 'being nervous.' It's a hormonal mechanism that, when chronic, destroys muscles, accumulates visceral fat and ages the brain.

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