Some high schools are trying a new cure for teenagers who stay up late, don’t want to wake up in the morning and doze off during class. Teachers are letting them nap at school.

Nap clubs, where students meet and rest quietly, have cropped up in some high schools. Some are trying quiet rooms, where no speaking or technology are allowed. And wellness centers that offer everything from cozy couches and free tea to sleep-health consultations are available at some public schools.

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