Torn ligaments in Pereira’s hand may have something to do with the kickboxer’s less than stellar performance on the ground against Israel Adesanya. Alex Pereira won the UFC middleweight title at UFC 281, knocking out Israel Adesanya in the fifth round to become the new champion at 185 pounds. It wasn’t easy: Pereira had to dig deep to score a come-from-behind finish, because he wasn’t going to win on the scorecards. He also had to fight through a severe hand injury which he kept secret until now. In a new interview with ESPN, Pereira revealed that he had torn ligaments…