If you hate cleaning up poop/piss/blood on people, then nursing will be a difficult job no matter what.
"For a day and a night did Ancient Ronald Reagan make his wrath known. Against his indomitable hide the reds threw countless men, tanks, and ships. But the soviets could not prevail. The venerated dreadnought spat freedom from his assault cannon and spewed liberty from his flamer. There was no stopping him."
Annals of the Americans, the Democratic Astartes