If you're tired of looking at your post-holiday pounds why not turn up the heat with today's deal? Let's get physical! We’re offering you 10 hot yoga classes for just £24. With its team of certified instructors and specially kitted out studio, Fitness on Fire aims to help you achieve a state of inner calm (and a toned bum!) with its revolutionary hot yoga classes. The idea behind hot yoga is to make your workout more intense and effective by heating the studio to anywhere up to 50°C while you exercise. Don’t worry: there are glorious showers and separate changing rooms to help you recover afterwards, plus mats are provided. Based near Old Street station, classes run at a range of times every day, so there's bound to be one to suit you.