Set the upper bound for the upper limit of nurse dancing at 3 times the amount of maximum HP you had when you first gained your current experience level (which is saved by the game in versions 3.6 and later), instead of having it be a flat 25 times your experience level. This is to remove the rubber-band effect where roles that naturally have less HP can mostly catch up to roles that have a lot of it.

Nurses rarely generate with stethoscopes.

Nurse healing should cure other ailments like sliming and possibly stoning.

If a pet nurse is next to you and you choke over food, it does the Heimlich maneuver on you and you vomit voluminously.