Most adults still need about 7 to 9 hours of sleep each night as they age, and needing less sleep later in life is a myth. Teenagers ages 13 to 17 need 8 to 10 hours per 24 hours. Sleep may feel ...

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The twice-yearly ritual has roots in cost-cutting strategies of the late 19th century. Efforts to end it have stalled in Congress. By Alan Yuhas Hello. You may be here to learn when daylight saving ...