As probably the fittest celebrity in Hollywood, actress Jessica Biel not only climbed Mount Kilimanjaro recently, but she was also named the “Best Abs” in Us magazine.

When I read the title of Jillian Michaels ’ latest fitness DVD, Yoga Meltdown I did a double-take. What does this reality TV trainer with a background in martial arts know about yoga

Rihanna is known for her amazing vocals, revealing outfits and goddess-like legs and curves. It’s evident she works hard to keep that body and in past interviews she has even confessed to working out at midnight to keep her body in shape. Now, her workout habits have landed her in some legal trouble as she is being sued by her past personal trainer, Cindy Percival.

R&B singer Alicia Keys has a great voice, gorgeous looks and awesome curves. In previous interviews she has said that she doesn’t eat meat and dairy but now she tells Ok! magazine about her usual workouts.

Jake Pavelka , the hunk from the reality show The Bachelor , may be finished filming the series but that doesn’t mean he’ll stop looking after his great body. He jokes that he paints on his 6-pack abs but the truth is that he works hard for his body by doing all kinds of exercises