New Orleans Saints coach Sean Payton concerned after health scares with two head coaching friends:
 

This past weekend the spotlight glared on the potential health hazards of coaching, particularly in the NFL, after scares with two head coaches.

It was announced late last week that Denver Broncos coach John Fox will have to undergo heart valve replacement surgery. And then Houston Texans coach Gary Kubiak collapsed as he exited the field at halftime Sunday during his team's game against the Indianapolis Colts.

Both incidents got the attention of New Orleans Saints coach Sean Payton, but Fox's illness really hit home because of their close friendship.

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New Orleans Saints coach Sean Payton concerned after health scares with two head coaching friends:Notebook | NOLA.com