What the hell's Tabata?!

It’s a style of interval training where you exercise hard for 20 seconds, followed by 10 seconds of rest. “What’s great about this type of training is that psychologically you can deal with 20 seconds, even if you haven’t exercised properly in years,” says Michelle. “If I said I’m going to make you go for a run for an hour without stopping, you’d probably want to burst into tears. But if I just said, you’ve only got to do 20 seconds and then you get a rest, people think, ‘OK, I can dig deep and do this!’”