The HPA axis, or hypothalamic-pituitary-adrenal axis, is a complex set of interactions between the hypothalamus, pituitary gland, and adrenal glands. It plays a critical role in regulating stress responses, mood, digestion, immune function, and energy storage and expenditure in the body. The pathway of the axis results in the production of cortisol.| Simply Psychology
Stress is a biological and psychological response experienced upon encountering a threat that we feel we do not have the resources to deal with.| Simply Psychology