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HPA Axis Influence

Meaning

HPA Axis influence refers to the systemic and regulatory effects exerted upon the Hypothalamic-Pituitary-Adrenal (HPA) axis, which is the core neuroendocrine system responsible for mediating the body’s adaptive response to stress. This influence can stem from psychological stressors, physical trauma, or various circulating hormones and inflammatory signals. Understanding the nature of this influence is paramount in clinical practice, as chronic dysregulation of the HPA axis is implicated in conditions ranging from chronic fatigue and metabolic syndrome to mood and anxiety disorders. The axis is a critical component of allostasis and physiological resilience.