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Take a look at some of the sportiest celebrities. Find out who the fittest of them all are...
Actor Taylor Lautner almost lost his role of Jacob Black after the first installment of the Twilight Saga film because producers thought he was too boyish. Lautner didn't need to be told twice: he hit the gym and quickly buffed up to the Taylor we know now. He also fell in love with sports and has kept his muscly physique by training regularly
Maroon 5 singer Adam Levine owes his spectacular physique to yoga...now where's that mat....
Could you pull that off? Nicole Scherzinger credits dance and the gym for her agile and super fit body
Mollie King of The Saturdays used to be a skier for the UK and even won a scholarship at the British Ski Academy. Pop won over sport for the singer, but she stills enjoys being fit and active
Justin Timberlake loves playing basketball and golf.
Madonna's favourite keep fit activities are dance and yoga, but there's nothing the star hasn't tried. The super fit singer truly treats her body like a temple, and has even her own chain of gyms, called Hard Candy Fitness Global Gyms.
Jennifer Aniston's body is often voted the best celebrity physique and Jen really puts in the hours to look this good. Running, yoga and pilates are what keep Aniston in such good shape at 43
Michelle Williams may not be the first person one would associate with fitness, but the actress is a yoga lover and attends classes regularly
Lady Gaga wasn't always a naturally sporty person, but once she decided she wanted to be a singer, there was no looking back. Gaga goes to the gym regularly, trains as a dancer for her live show and is in tip top shape.
Rihanna loves swimming and regularly hits the gym. What can we say: it shows!
The Formula 1 driver and former world champion gets paid to keep fit, and he loves it!
Miley Cyrus has recently developed a bit of a gym obsession and she is often snapped leaving a Pilates class.
Zac Efron had to keep fit to star in the all singing, all dancing 'High School Musical' franchise, but in his spare time there's another sport he loves: golf
Like many royals Prince Harry is a keen polo player
One of the most loved celebrities and athletes in the world, David Beckham is not only a top footballer, he loves sports and keeping fit in general. He has passed on his passion to his three children, Brooklyn, Romeo and Cruz.
Jennifer Lopez trained as a dancer and still does all the moves for her music videos. No wonder she has such a great figure!
Sting is an advocate of yoga, no wonder he's in such amazing shape at the age of 60.
Cameron Diaz is a huge fan of sports. Swimming, running, surfing, the buff Diaz loves them all and she's in better shape than ever.
Justin Timberlake's fiancee Jessica Biel is a really sporty type who loves hiking
Gwyneth Paltrow has been training with Madonna's former physical instructor Tracy Anderson for years now. Paltrow mixes yoga, dance and the gym and at 39, we think she looks fabulous.
Mel C wasn't called Sporty Spice for nothing. The former singer loves sports and just over a year ago she completed a triathlon
Claire Danes has admitted of having become a 'gym bunny' in the last couple of years. She said she always struggled with keeping fit before, but now she can't keep away.
Jane Fonda used to do ballet. When she had to give it up due to an injury, the actress took up aerobics and published several keep fit books and released several videos. In 2010 she released work-out DVDs aimed at an older audience.
Arnold Schwarzenegger started his career as a professional body builder and still enjoys keeping fit.
Sylvester Stallone often portrays tough, macho characters and has trained hard to pull them off. The actor has done wrestling, boxing, circuit training and gym work-outs.
Mickey Rourke was a boxer as well as an actor, which explains why he's had to have plastic surgery and his appearance has changed in the last few years. However he had to give up the ring due to injuries.