Former Olympic wrestler Ben Askren is opening up about his time waiting for a lung transplant after contracting a critical case of pneumonia. Askren said in an Instagram video shared on Wednesday, July 9 that he underwent a double lung transplant and lost more than 50 lbs.

Askren transitioned to MMA after an amateur wrestling career that saw him represent the United States in the 2008 Summer Olympics. He quickly found success in the cage after winning the Bellator Season 2 welterweight tournament before capturing the welterweight title in 2010.'

Olympic wrestler and former UFC fighter Ben Askren has undergone a double lung transplant after battling severe pneumonia.