Men’s Health sat down with the 69-year-old Oscar-winner who has embodied some iconic characters, ahead of his latest turn starring alongside Dwayne Johnson as a jacked Santa Claus in ‘Red One’. J.K. reflects on his various weight loss (and gain)…

Men’s Health UK Trusted guidance for men passionate about their health, fitness and mental wellbeing. With muscle-building advice, style hacks, nutrition tips and workouts to try, we’ve got all areas covered Men’s Health UK: https://www.menshealth.com/uk/ Men’s Health UK on Facebook:…