What was homeroom zombies about?

If you need any more, tell me.

Explanation:

Teens need at least nine hours of sleep a night, though few get that much and early school start times don’t help. Here’s what parents can do.

DOZING OFF: Drowsy kids may have trouble staying awake in class

1 AS THE SCHOOL YEAR KICKS OFF, PARENTS are once again struggling to cajole1 and, if need be, drag their exhausted teens out of bed. Later, teachers get a close-up view of sleep

deprivation’s effects, as bleary students zone out and even doze off in class. “I’ve learned never to dim the lights, even to show a video,” says Lauren Boyle, a history teacher at Waltham High School in Massachusetts. “If I do, there are days when a third of the class falls asleep.”

2 That image may make you laugh, but lack of sleep is no joke. Adolescents who don’t get enough rest have more learning, health, behavior and mood problems than students who get at least nine hours a night. In some cases, teens may be incorrectly diagnosed with ADHD2 when sleep deprivation is actually the source of their symptoms. Perpetual lack of sleep is tied to diabetes, heart disease, obesity, depression and a shortened life span in adults, underscoring the importance of establishing good sleep habits early in life. Lack of sleep can be especially deadly for teens; car accidents are the leading cause of death among adolescents, and safety experts believe drowsy driving is a major factor.

3 Unfortunately, few adolescents get the sleep they need. In one recent study, researchers at Case Western Reserve University found

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