> Physiotherapists cannot go on doing that kind of body-manipulation work forever without an effect on themselves
Physiotherapists don't usually manipulate patients, you're probably thinking of chiropractors. Even then, the amount of physical strain the manipulation puts on their body is minimal and can be adapted to.
Physiotherapists don't usually manipulate patients, you're probably thinking of chiropractors. Even then, the amount of physical strain the manipulation puts on their body is minimal and can be adapted to.