A 30-year-old male asked:

Two days ago, i did a workout, that was strenuous but did not practice it for 1 year. my muscles are sore, and i understand the reason why. but i feel a burning sensation that had not disappeared on my left arm and left bottom chest?

1 doctor answer1 doctor weighed in
Dr. Theodore Davantzis
Dentistry 42 years experience
Lactic Acid: The burning sensation could be due to a build-up of lactic acid in the overworked muscles. It may need a bit more time to clear up. Take it easy with your workouts moving forward.
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