The Difference Between Acute Stress and Chronic Stress
Medically Reviewed by Mark Hrymoc, M.D., Chief Medical Officer, double-board certified in General & Addiction Psychiatry Stress is a normal part of life and, in many situations, it can even be helpful. It prepares the body to respond to challenges, solve problems, and stay alert in demanding situations. However, not all stress is the same. Understanding the difference between acute stress and chronic stress is essential for recognizing when stress is adaptive and when it begins to undermine mental and physical health. While short-term stress can be manageable and temporary, ongoing stress can have serious consequences if left unaddressed. What Stress Is and How the Body Responds Stress is the body’s response to perceived demands or threats. When a stressor is detected, the brain activates the hypothalamic-pituitary-adrenal (HPA) axis, releasing stress hormones such as cortisol and adrenaline. These hormones increase heart rate, sharpen focus, and mobilize energy. This response is …