Rather than sweating it out with barbells, grunting gym buddies, or shouty instructors, what if gyms let you escape? That is, let you go to that place in your head that ‘happens’ when you’re rocking out in a dance tent or speeding up a glacier on a bike. It’s called the zone, and it’s where Les Mills wants to take customers, with its new virtual-reality based venture called The Project: Immersive Fitness.