"Huffing and puffing. Aching all over. Sweat glistening on a furrowed brow. All this just from lifting the balance board out of the box. Behind that nimble white exterior lies a weighty stash of blubber-monitoring tech, all designed to complement the Wii Fit software and rate you from fatty to flimsy. It'd be wrong to cast a health-conscious critical eye over Wii Fit, so instead we ask the simple question: is it actually fun?."