Detailed text transcripts for TV channel - CNN - 20100814:10:44:00
Player from the field when their body temperature reaches 103. >> that's when you can start to exhibit some of the more significant signs of symptoms of someone in heat stress. when they get to 104, that's when we pull them from practice or their workout. at that point cease their workout or practice and try to get them hydrated and rapidly cooled. >> reporter: to replicate real practice conditions kenny puts me through increasingly difficult drills. >> one, two, three, four, five. let's go. go through. go through again. coming back. coming back. finish through the line. finish, finish, finish...