 to moderate dehydration to then more severe things. You've probably heard of heat exhaustion and heat stroke. And so that kind of lies on the spectrum. And you see things where people start to get cramping, nausea, vomiting, lightheaded. Those are kind of the more milder symptoms in the heat exhaustion category. And then we see things like heat stroke, where our organs stop working because of how high that core body temperature gets. And that leads to things like slurred speech, difficulty walking, confusion. And so those are things that