 you can overheat faster than you can sweat. So in other words, your body can accumulate heat much faster than you can dissipate it by sweat. So being hydrated is no guarantee that you will not have heat stroke. We'll talk about extreme hot weather as a social justice issue, as well as an environmental one, and learn why some activists think it's time to start naming heat waves the way we name hurricanes. Our conversation starts after a short break.