PDSA warning of an 'epidemic ' of obesity among the nation 's canines . Six million dogs are not getting the recommended hour 's exercise a day . Overweight pets develop conditions like heart disease , cancer and diabetes . The charity is now encouraging owners to join its Pet Fit Club competition . Helped more than 60 animals shed nearly 100 stone over the past decade .
PDSA warning of an 'epidemic ' of obesity among the nation 's canines . Six million dogs are not getting the recommended hour 's exercise a day . Overweight pets develop conditions like heart disease , cancer and diabetes . The charity is now encouraging owners to join its Pet Fit Club competition . Helped nearly 100 animals shed more than 60 stone over the past decade .