How long do you have to walk to sweat off a funnel cake?

How long do you have to walk to sweat off a funnel cake?

WebMD says you a 150-pound adult has to walk for three full hours to shed the calories in this favorite festival food.

A funnel cake has 825 calories. Even cotton candy has fewer calories, the Web doctor says. A candy apple is even better since it would take only about an hour to walk off that sin.