> Like what? Everything you do as a tradesmen can be done safely. They aren't moving their bodies in ways that humans aren't supposed to.
They actually are moving in ways people are not supposed to. Repetitive movements put massive strain on body, cumulatively. Add to it heavy weights and bad weather (in some professions) and damage becomes predictable.
> I don't meet many tradesmen that have heart attacks at 40.
Office guys do not have heart attacks at 40 all that often either. But if you think they have them more then tradesman, then you probably do not know much about tradesmen.
They actually are moving in ways people are not supposed to. Repetitive movements put massive strain on body, cumulatively. Add to it heavy weights and bad weather (in some professions) and damage becomes predictable.
> I don't meet many tradesmen that have heart attacks at 40.
Office guys do not have heart attacks at 40 all that often either. But if you think they have them more then tradesman, then you probably do not know much about tradesmen.