Russ Cook lost 4kg using this non-restrictive approach – here's why he hopes it'll make him a faster runner

The 'Hardest Geezer' is looking to shave 12 minutes off his marathon time in a few months ...

Russ Cook lost 4kg using this non-restrictive approach. Here’s why he hopes it’ll help him run a 2:35 marathon

The ‘Hardest Geezer’ is looking to shave 12 minutes off his marathon time in a few months ...