Grandpa beast mode.

It’s no surprise that fitness is, in a way, the fountain of youth. The more you diet well and the more you keep your body active and strong… the less likely you’ll have a walker in your old age.

We’ve seen videos of older lifters blowing our minds with how in-shape they have remained throughout time – but this video is shocking in a different way. This older gentlemen shows off his strength in the ring showcasing some savage attacks in a boxing match.

One thing is clear – you don’t want to f#@k with this grandpa…