Sleep deprivation significantly impacts exercise performance, leading to decreased strength, endurance, and overall physical output. Inadequate sleep affects the body’s recovery mechanisms, impairing muscle repair and increasing fatigue. It can also lead to decreased mental acuity and focus, which are crucial for maintaining proper form and motivation during workouts. Hormonal imbalances due to lack of sleep can further hinder performance; for instance, increased levels of stress hormones and decreased levels of testosterone can impede recovery. Prioritizing quality sleep is essential for optimal exercise outcomes.