It's no wonder functional, high-intensity training (HIT) is so popular - you can achieve so much in so little! These energetic exercises, which basically put every single one of your muscles to work, are based on natural everyday movements. With this kind of training you'll improve your fitness and endurance levels and will build some slim and toned muscles.

Once you've warmed up and prepared your body to start with this training, fitness expert Michaela Holle will show you different levels of exercises, such as sumo squats, push-ups, side runs, standing scales and side planks, that will put a lot of stress on your stomach, legs and glutes. Goodbye problem areas - hello bikini body! Finish this workout with a relaxing cool-down session full of stretching exercises.