Gut Brain Connection: Talk Along the HPA Axis
The Hypothalamic-Pituitary-Adrenal Axis, or HPA Axis, is a bidirectional neuroendocrine network that modulates our adaptive stress response. The activation loop begins in the hypothalamus with corticotropin-releasing hormone (CRH). Once released, CRH binds to receptors on the anterior pituitary gland resulting in the subsequent release of adrenocorticotropic hormone (ACTH). In turn,Read