Prior to his political career he was a professional boxer in the super welterweight (154 lb) division.
Simms, nicknamed "Tremendous", turned pro late at the age of 26, after a stellar amateur career.
Simms made a request to enforce his mandate or strip the Super champion Ronald "Winky" Wright.
On 6 January 2007, Simms won a nine-round knockout victory against Jose Antonio "El Gallo" Rivera in a championship bout in Hollywood, Florida.
[1] On 7 July 2007, Simms lost his title in a controversial Decision to Joachim Alcine, of Montreal, Quebec (Canada) in the Arena at Harbor Yard in Bridgeport, Connecticut Police arrested Simms on 19 August 2012 after he refused to leave a large disturbance involving the widow of his adopted brother.