Your chin is six inches above the ice. You're moving more than 50 m.p.h. all with no breaks. the guys mobbin in the second video
http://www.nbcolympics.com/video/assetid=d5f61025-beca-4f10-81ab-a718c18452fb.html#pov+whistler+skeleton+track
http://www.nbcolympics.com/video/assetid=7df69465-e085-43d1-8d0f-f4382a4a3285.html?chrcontext=inside#skeleton+whistler+course+pov