Board Thread:Survivor: Wikia/@comment-5152958-20121218131954/@comment-1294345-20140704052811

Before the season starts production has to make sure you are healthy enough to play without the need of medications. If you have asthma, heart problem or any sort of illness, you won't play. Heck, Jimmy Johnson was supposed to be in Gabon, but he failed a medical (he had one blocked artery then).