That did the trick - thanks.
• If walking is good for your health, the postman would be immortal.
•A whale swims all day, only eats fish, and drinks water, but is still fat.
•A rabbit runs, and hops, and only lives 15 years, while a tortoise doesn't run, and does mostly nothing, yet it lives for 150 years.
And they tell us to exercise? I don't think so.