Stress stimulates the production of stomach acid through the activation of the hypothalamic-pituitary-adrenal (HPA) axis, which is the body’s primary stress response system. When the brain perceives stress, it sends a signal to the hypothalamus, which then releases corticotropin-releasing hormone (CRH). CRH triggers the pituitary gland to release adrenocorticotropic hormone (ACTH), which in turn stimulates the adrenal glands to produce cortisol…. Read More »