We all know kids have been spending less and less time outdoors. But children’s outdoor time has become so limited these days, even prisoners are shocked. A new survey funded by laundry detergent brand Persil found 1 in 3 children in the U.K. spend less time outside than inmates in maximum security prisons.

The poll questioned more than 12,000 parents of children between the ages of 5 and 12 years old in 10 different countries. And in the U.K., researchers found almost a third of children play outside for 30 minutes or less on an average day, and 1 in 5 don’t venture outdoors at all. READ MORE