Answer:
Muscle tone.
Explanation:
State of continuous partial contractions even when muscle is voluntarily relaxed, some of it's fibers are still contracting (contraction not visible but keeps muscle healthy).
the Olympics started in Greece from 776 BC through 393 AD
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Radium, it sits at 55% of our exposure.
Only 16% percent of adults in the US exercise to meet minimum recommendations for acsm.
