49ers Star George Kittle Is Not Happy with NFL Over New Rule originally appeared on Athlon Sports. On Tuesday, the NFL issued a memo to all 32 clubs announcing a ban on ammonia inhalants, commonly known as smelling salts, effective for the 2025 season.

On Tuesday, the NFL sent a memo out to its teams stating that the league is banning ammonia inhalants, colloquially known as smelling salts, effective immediately. While 49ers star Fred Warner was being interviewed live on NFL Network, Kittle barged in to effectively break the news about the new ban — and have his version of Festivus in August.