jenna: it is overwhelming in a big city but really anywhere day after day with the really high temperatures. on a more serious note we talk to our viewers about the concerns one can have when you're out in loft hot weather. it is easy to have it wash over us as it goes in day after day. how serious is the heat with when it comes to real health conditions? >> it is quite serious. looks like the whole country has a fever. we're looking at temperatures of 98 and above. one of the big concept west worry about is heatstroke. heatstroke is basically when your coartem ture reaches to 103 and 104. that is quite dangerous. our defense mechanism is sweating. by sweating that is your human air conditioner. you get rid of the heat. that is how you keep your coartem ture really low. what happens if you can't sweat and humidity is more important than temperature itself. the humidity prevents you from the sweat and it stays in. jenna: how do you get the temperature down really fast if