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it is natural for teenagers to stay up late and get up late staying up late has a bad effect on teenagers’ability to think and learn during puberty most teenagers experience a kind of gray cloud it is hard for teenagers to get out of bed in the morning
How Much Sleep Should Teenagers Get Teenagers Should Get More Sleep "Junk Sleep" Damaging Teenagers’ Health New Study of Teenagers’ Sleep
parents of teenagers newspapers readers those who give advice to teenagers teenagers
the teenagers' criticism of their parents misunderstandings between teenagers and their parents the dominance of the parents over their children the teenagers' ability to deal with crises
the teenagers brain can’t get a good rest because of "junk sleep" the teenagers have eaten too much junk food which is bad for their health the teenagers’ parents shouldn’t buy too many electronic gadgets for them it is good for teenagers to listen to music while sleeping
"junk food" and "junk sleep" are equally bad lifestyles. Teenagers are advised to sleep 8 or 9 hours. TVs or computers left on may affect the sleep quality of teenagers. Most teenagers take enough good quality sleep seriously.
encourage teenagers to sleep as much as possible discourage teenagers’ from staying up late at night inform people of the damage "junk sleep" does to teenagers’ health instruct people how to have a long and good-quality sleep
alloweD. are allowed were allowe D.allow.
allowe permitted agreed admitted