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Varvara68 [4.7K]
3 years ago
15

Explain why straightening an athlete's leg and rubbing it vigorously helps to relieve a muscle cramp.

Biology
1 answer:
Monica [59]3 years ago
5 0
Muscle cramp refers to the sudden contraction of an involuntary muscle. It can be caused by many factors including inadequate presence of some minerals such as calcium in the body; it can also be caused by poor circulation.
Straightening an althelete's leg and rubbing it vigorously make the muscle to relax and to snap back in place.
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