http://tracker.dailyburn.com/groups/626/subjects/2333 <p>I have one of Mauri Winsor's DVDs, 'Advanced Body Slimming'. It is a convenient way to get my heart rate up without leaving my house. I play it on my laptop and there is just enough floor space in my bedroom for me to do all the exercises. It is a short (20 minutes) workout for the core and buttocks.</p> en-us