Definition of «weakened muscles»

"Weakened muscles" refers to muscles that have become less strong or less powerful due to inactivity, disuse, or other factors.

It can weaken the muscles in the heart and cardiovascular system. (consumerhealthdigest.com)
The mesh patches that are used to strengthen weakened muscle walls can start to shrink, causing a number of issues. (thompsons.law)
It can also weaken your muscle making it unable to perform the lifts. (fitnessandpower.com)
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