Final answer:
Warming up before exercise is important to prevent injury, increase blood flow, and psychological readiness.
Step-by-step explanation:
It is important to warm up before starting to exercise for several reasons. First, warming up helps prevent injury during exercise by increasing blood flow to the muscles and loosening up the joints. This can reduce the risk of strains, sprains, and other injuries. Second, a warm-up increases blood circulation and heart rate, which prepares the body for more intense physical activity. Lastly, a warm-up psychologically prepares an athlete for competition by helping them focus and get in the right mindset.
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