Article continues below advertisementJohn Cena is fighting for his hair to grow back.The WWE wrestler, 48, admitted he underwent a hair transplant in November 2024 to avoid losing his strands completely.Article continues below advertisementSource: MEGAJohn Cena got a hair transplant."I saw [fans'] signs that said 'The bald John Cena.' They pushed me into going to see what my options were," he revealed in a Wednesday, August 6, interview. "I now have a routine: red-light therapy, minoxidil, vitamins, shampoo, conditioner - and I also got a hair transplant last November.