The NFL is banning the use of smelling salts and ammonia packets before and during all games, a ruling that has upset 49ers ...

According to Garafolo, San Francisco 49ers tight end George Kittle said he used smelling salts and ammonia packets on every ...

#49ers George Kittle just crashed our set to break news that the NFL banned smelling salts and ammonia packets today. Says he ...

This article was originally published on www.si.com as George Kittle Jokes That He ‘Considered Retirement’ Due to Recent NFL ...

Is George Kittle considering retirement? Well, not really, but the 49ers tight end did tell NFL Network’s Mike Garafolo that ...

Ammonia and smelling salts have long been used as a stimulant by NFL players as well as other athletes, though the risks that ...

Are smelling salts being banned by the NFL? Here's what Kittle shared about the news, and why players have used them in the ...

San Francisco 49ers star tight end George Kittle almost retired because of the league's ban on a popular substance.

During Tuesday's San Francisco 49ers practice, tight end George Kittle made a surprise appearance during an NFL Network ...

San Francisco 49ers tight end George Kittle claimed Tuesday that he considered retiring over a new rule the NFL passed. Kittle crashed an NFL Network hit ...

On the same day George Kittle threatened retirement, the Saints claimed one of his backups off the waiver wire. Get to know ...

The NFL is banning the use of smelling salts during games, citing safety concerns and the potential to mask concussion ...