One of Alex Pereira’s former opponents doesn’t think the UFC star is properly preparing his body for a move to the heavyweight division. Arguably the biggest name on the UFC roster at the moment, Pereira won the UFC middleweight belt in just his fourth fight with the promotion and later went on to also claim the light heavyweight strap and successfully defend it on three occasions. The Brazilian’s initial title reign at 205 lbs. was ended by Magomed Ankalaev before Pereira reclaimed the belt in their immediate rematch , but now “Poatan” is set to try and become the first fighter to win UFC belts in three different divisions when he and Ciryl Gane meet for the interim heavyweight championship at “UFC Freedom 250” on June 14.…