Start school later, sleep longer, learn better: New study shows that flexible school start times can be an effective and practical approach to reducing chronic sleep deprivation and improving adolescents’ mental health and academic performance.

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Science & Environment

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Donald Trump's State of the Union address, sitting at one hour and 47 minutes, has been a main subject for late night hosts this week, from Stephen Colbert to Jimmy Kimmel.

Жена Natan

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