Jillian Michaels: 6 Week Six-Pack
Best Ab Workout DVD
Jillian Michaels' no-nonsense fitness philosophy on "The Biggest Loser" and her DVDs has earned her a big following in recent years. In this video, Michaels promises a flatter, more-toned midsection in 45 days. The two 30-minute routines are challenging, and while they can't guarantee that everyone will have washboard abs in six weeks, reviewers say if you stick with the program you'll see results.
See our full review