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38 votes
38 votes
Why do when i flex it hurts

User SABANTO
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2 Answers

18 votes
18 votes
This soreness is a result of small, unharmful "tearing/stress" on these unused muscle fibers. As the body repairs these small tears, muscles become stronger. Short-term muscle soreness is a healthy and expected result of exercise.
User NIKHIL NEDIYODATH
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2.6k points
19 votes
19 votes

Answer:

probaly cause your out of shape

Step-by-step explanation: