We absolutely love Jillian Michaels. Her workouts are awesome and we've put together step by step instructions on how to do her 30 day shred BELOW.
But before you scroll down you might want to take a look at our full body, fat burning challenge to whip you into shape in just 4 weeks!
It does a similar job to Jillian's but it also caters for complete beginners as well as those looking to get really ripped, and it tells you what you should be eating and when too!
Jillian Michaels 30 Day Shred