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Introduction: Stress is an inevitable part of life, and it affects both our mental and physical well-being. When we experience stress, our bodies initiate a complex physiological response that prepares us to cope with perceived threats. Understanding the physiological mechanisms behind stress can shed light on its impact on our overall health and provide insights into effective stress management strategies. This article delves into the fascinating world of stress physiology and its implications for our mental and physical health. 1. The Stress Response: • The hypothalamus-pituitary-adrenal (HPA) axis: Exploring the key players • The role of cortisol: Stress hormone and its effects on the body • Activation of the sympathetic nervous system: Fight-or-flight response 2. Impact on Physical Health: • Cardiovascular system: Stress and the risk of hypertension and heart disease • Digestive system: Stress-induced disorders such as irritable bowel syndrome • Immune system: Weakening of immune ...