here’s a website that states you can resume physical activity after limb lengthing surgery! https://www.google.com/url?q= https://cicllr.com/exercise-and-physical-activity-after-limb-lengthening-surgery/&sa=U&ved=2ahUKEwiil8GNsuqWAxX6GVkFHXTrJdIQFnoECBYQAg&usg=AOvVaw0V6r2V_BtaOAiWlirsdzjA.
However, I’m surprised he learned fighting skills just from push-ups, pull-ups, and stuff (/TДT)/

By the fact he had leg lengthening surgery. Surely he can’t be doing all that on those legs anymore I know it’s fictional but that’s all I could think about