Why does my chest and back hurts like crazy after gym?
me and my freind went to gym yesterday, we worked on back and chest we worked for about 2 hours then pool today i wake up i cant even walk my chest is killing me how come and what schould i do
- 9 years agoFavorite Answer
because when you work out you rip your muscles and then when they repair they get bigger. Thats just what happends when you work out.Source(s): experience