![Shannon Courtenay: From binge drinking & obesity to world champion](https://ichef.bbci.co.uk/news/1024/cpsprodpb/308D/production/_120892421_p09xzvmd.jpg)
Shannon Courtenay was a victim of addiction in her youth. She eventually found her way to boxing after just eight fights.
She tells her amazing story in Born to Brawl before she defends her title against Jamie Mitchell.
Listen to the coverage of her fight on BBC Radio 5 Live Saturday.
Visit BBC Action Line if you feel that you were affected by the video.
WATCH MORE BORN TO BRAWL - Meet Paddy Pimblett, the UFC's new cash cow