BJ Penn on Comeback Attempt: 'MMA Is My Wife'

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BJ Penn is preparing for his return to UFC, and he discussed the reasoning behind his comeback Friday.

During an interview with MMA Fighting, Penn talked about how his training is going and why he is still going strong at the age of 39:

MMA is my wife.

On Wednesday, UFC announced that Penn will face Ryan Hall at UFC 232 on Dec. 29.