Answer: The athlete could have a major injury to the head an no one would know until its to late.
Explanation:
Most people when they are about to catch a ball they have there hand ready but soft, try having your hand ready but at a angle and when you catch it tighten your hand mucsles as fast as you can, you will feel less sting
Answer:
To pump blood and oxygen through-out the body to make our organs work
.