However, due to the high immunity rate in the community, as well as the burden on families and educational costs of healthy children missing school, [the health department] is deferring to parents or guardians to make decisions about school attendance."
This is fucking bonkers.
We know it's hard on you, so fuck preventing a breakout of the most contagious disease we've encountered, that not only is bad on its own, but resets your immunity fucking you over even more for years to come.
Everything. The adaptations your body has learned to fight other diseases are stored as T-cells. When you need more of that particular kind of thing, your body goes and runs off copies. Measles kills your T-cells, so your body can't copy the old adaptations, only make blank-slate factory-new ones.