 many, many chronic health conditions, whether it's diabetes or heart disease, even what we call neurodegenerative disorders like Parkinson's and Alzheimer's. But the effects of heat on health go way beyond that. So we know that heat affects, for example, learning in childhood. It really can affect how people do on tests. And in some cases, when you're taking like a high-stakes test, whether that's the SATs or the Regents exam,