From fat felines to huge hounds, Pet Fit Club has helped over 120 podgy pets towards a healthy lifestyle since launching in 2005. But who will be crowned this year's biggest loser?
Not sure if your pet is getting enough exercise? Take a look at our tips for keeping your pet in shape.
Enter Pet Fit Club 2018
Applications to Pet Fit Club 2018 are now open! If you have a podgy pet who could stand to lose a few pounds, why not...