Hello, there are different defomities of chest like pigeon chest ,barrel chest seen in respiratory diseases . Abnormal chest is also present in spine abnormalities. If you are normal person doing exercise daily like weight lifting ,pull ups, then it could be due to faulty techniques of exercise. You are still18 ,this is age of bone growth. You must give equal job to both halves.
Answered2016-02-24 12:28:16
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