The 5:2 diet? Try the 24/7

It feels a long time now since the rush of new year’s resolutions. Back in January, a whole bunch of my friends and colleagues jumped on the latest bandwagon, as they do every year, to go sugar-free, carb-free, dairy-free or, with the 5:2 fasting diet, pretty much food-free. Did they last? No. Do they look much fitter, healthier,…