NFL players can breathe easy again. Despite confusion surrounding a league memo sent to clubs on Tuesday, players will still be able to whiff smelling salts during games this season, as long as they bring their own stash.

ESPN obtained a message from the NFL Players Association sent to players Wednesday night that indicated the union sought clarification on the league's ammonia ban and received confirmation it only applied to clubs providing ammonia to players.

"We were not notified of this club policy change before the memo was sent out," the union's message said. "To clarify, this policy does not prohibit player use of these substances, but rather it restricts clubs from providing or supplying them in any form. The NFL has confirmed this to us."

On Tuesday, the NFL sent a memo to all

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