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2 votes
Why do you feel burn feeling after work out

User Mpb
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2 Answers

4 votes
It is due to lactic acid which builds up in our muscles 
User Brandt
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5 votes
For future reference , put this type of question in the "Health" section, thank you! :)

Because, its bracing the accumulation of your ability and your strength.

(if that makes sense )
User Raghav Sood
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