my cousin has that weird chasm thing going on to its just a birth defect where the sternum kind of curves in making for an odd looking point of origin of the pectoral muscles
Totally genetic. His muscle attachment points are toward the outside of his sternum. I wouldn't go as far to say it's a birth defect, but it's definitely something you have from birth and isn't caused by any wrong exercise habits.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.