Demetrious Johnson announces his RETIREMENT from MMA - as the former UFC champion steps away from the sport as one of the all-time greats. Story by Adrian Bishop • 1w.

Demetrious Johnson revealed why he decided to hang up his gloves. Former UFC flyweight champion Johnson (25-4-1), who defended the title 11 times, announced his retirement from MMA this past week.

Demetrious Johnson wants to make it clear: There's no chance his MMA retirement is short-lived. In general, retirements are only temporary hiatuses in combat sports. It's one of the most common ...