– why is working a manual labor job (construction, manufacturing, etc) destructive to your body but going to the gym every day isn’t?

Question

I’m an electrician and a lot of the older guys at my job have so many knee and back issues but I always see older people who went to the gym every day look and feel great

In: Biology

Answer 1

Its way too repetitive.

+

Unlike in gyms there is nobody who can teach you how to correctly move.