Stefan Struve ’s fighting career has come to an end. The heavyweight hung up his gloves in February after competing in MMA for 16 years, including 12 under the UFC banner. Like most fighters, Struve (29-13 MMA, 13-11 UFC) had his ups and downs, but still managed to have a long tenure in the UFC and was a contender for several years – something few are able to do in their careers. The decision to call it quits was an easy one, he said, and one that had been brewing for some time. Struve had retirement on his mind, but damage to his vestibular system, causing him impaired hearing and loss of balance, made those thoughts come to reality. “That was the final push