Great-grandfather nicknamed ‘Super Mario’ lifts weights in gym aged 94

A buff great-grandad dubbed ‘Super Mario’ still pumps iron at the gym he calls his ‘second home’ and has no plans to stop – at the grand age of 94.Mario Sanna even celebrated his birthday with a two hour workout at the I-Motion Gym in Rotherham, South Yorks., with his ‘second family’.The former railway engineer said his job laying train tracks kept him in good shape, but he fell in love with the gym when he took it up after retiring from work to stay fit.