A proper warm-up increases blood flow to the muscles, enhancing oxygen delivery and overall performance. This process prepares the body for more intense exercise while reducing the risk of injury. Warm-ups are essential for effective physical activity. ;
A proper warm-up increases blood flow, which leads to enhanced oxygen and nutrient delivery to the muscles and helps prevent injuries. The correct option is A. Blood flow increases. Warm-ups are essential in preparing the body for physical activity while improving performance.
;