What's in the issue

Training at a high intensity is a simple principle: push your body hard enough – even if only for a few minutes – and it will keep burning calories for several hours after your workout has finished. But where do you start? In this guide we’ve selected different training methods that will get you training at a sky-high intensity. Whatever your goals, fitness level or available time and equipment, you’ll find a protocol in this guide that will suit, inspire and challenge you – and ultimately dramatically enhance your fitness.