As the European markets plummet, Britons’ sleep debt skyrockets. The tepid economy is the number one concern keeping people in the U.K up at night, according to a new survey. The average sleep length for the nation is only 6 hours and 21 minutes per night, well short of the AASM recommended 7-8 hours for healthy adults. These tired workers appear to be further burdening the British economy. 28