Why is physically exerting yourself to the point of exhaustion at the gym good for you but various jobs involving manual labor seem to cause permanent damage in the long term?

Question

Why is physically exerting yourself to the point of exhaustion at the gym good for you but various jobs involving manual labor seem to cause permanent damage in the long term?

In: Biology

Answer 1

It’s usually due to repetitive stress…doing the same movements over and over. And improper body mechanics. The body needs variety in movement, the more variety the better. -Doctor of Physical Therapy