Stress and the nervous system influence how we respond to challenges, regulate emotions, recover, and adapt to the world around us. This glossary provides clear explanations of key concepts related to stress, nervous system function, hormones, emotional regulation, resilience, and the biological processes that shape how we experience everyday life. A Acute StressAcute stress is the body’s short-term response to an immediate challenge, pressure, or perceived threat. It activates systems that increase alertness and prepare the body to respond. When the challenge passes, the body can usually return towards its normal state. AdaptationAdaptation is the process of adjusting to changes,…