Warming up prevents injuries by loosening your joints, and improving blood flow to your muscles — making your muscles less likely to rip, tear, or twist in a harmful way during your workout. Stretching also helps prepare your muscles for the physical activities you're about to perform.
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1. Their weight should be in their age range, height rage, and their daily routine because all of those sum up to your personal weight as you grow.
Answer: A Major Concussion
Explanation: