to it. so you hear about more deaths from the heat up in northern cities. but you have to --. jon: can you get acclimated to this kind of heat? it really does affect different parts of the country differently based on what you're used to? >> it is hotter down south but people seem to do better in the heat they're more used to it. more of the deaths you read about are usually, excuse me, in northern cities, chicago, new york, those kind of things. so you can get acclimated. when it is 105 degrees, anywhere, it can be a risk. you have to make sure you're well-hydrated. that is key and get out of the elements as much as you can. and, you know, if you can get into air-conditioning that is really key. jenna: dr. patty, as dr. vinokur was saying to us, drink water and stay out of the heat. those are obvious things. you're an e.r. doctor. you see a lot of folks come into the e.r. every day. are there things we're not