Touring can be a real workout for musicians, and not just on stage. Carrying an...

https://ameliasultimatecolumn.cloudhinter.com/posts/should-i-switch-shoulders-during-soundcheck-if-my-strap-hurts

Touring can be a real workout for musicians, and not just on stage. Carrying an 80-100 pound cab between venues and dealing with adrenaline that keeps you wired until 2 or 3 a.m. takes a toll on the body