The significance of a warm-up routine in preventing injuries lies in its ability to prepare the body for physical activity. A proper warm-up increases blood flow to muscles, raises body temperature, and enhances joint mobility. This gradual increase in activity reduces the likelihood of strains and sprains during exercise. Furthermore, warm-ups help to mentally prepare individuals for the workout ahead, promoting focus and readiness. Including dynamic stretches and light aerobic activity can effectively enhance performance and diminish the risk of injury.