Detailed text transcripts for TV channel - FOXNEWS - 20190721:17:17:00
There. excessive heat actually kills more people than floods or tornadoes each year, and to stay cool experts say you have to stay indoors and stay hydrated and take the heat seriously. >> people can have anything from just simple heat exhaustion which is just overloading from the heat and, you know, just sweating and dehydrated and things like that to something as extreme as heatstroke where folks really can be no functional. they can really lose consciousness. >> reporter: more than 200 million americans in 32 states are under heat wave advisories through tonight, and they could be facing he...