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The right answer is isometric
The word isometric is an adjective of Greek origin (the prefix iso- means equal and metric means metron means measure)
Isometric force is a muscular contraction without shortening where the two points of attachment of the muscle are fixed, contrary to the concentric and eccentric work. A muscle subject to isometric contraction is a muscle that works in tension but without movement.
Answer:
Because they don't use a variety of muscles as much as they could by doing more sports so when they use the lesser used muscles, they could get hurt.
Explanation:
