A 18-year-old male asked:
my left chest muscle is pumping what does that mean?
2 doctor answers

Dr. Jeffrey Kass answered
28 years experience Podiatry
You are : Likely touching your heart.
Answered on Mar 26, 2013

Dr. Mark Moran answered
19 years experience Pain Management
Muscle: Could be muscle spasm since you're young. Or just your heartbeat your feeling. You can ask your school nurse or university clinic to check it our.
Answered on Sep 28, 2016
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