![Ο χρήστης NTSB στο Twitter: "And, teens need 8-10 hours of #sleep per night. #Parents, talk to your teen about their sleep habits. https://t.co/40IbYSRfl6 #DaylightSaving #NTSBmwl https://t.co/l9zXLscq19" / Twitter Ο χρήστης NTSB στο Twitter: "And, teens need 8-10 hours of #sleep per night. #Parents, talk to your teen about their sleep habits. https://t.co/40IbYSRfl6 #DaylightSaving #NTSBmwl https://t.co/l9zXLscq19" / Twitter](https://pbs.twimg.com/media/D1JuwkUW0AA0O3A.jpg)
Ο χρήστης NTSB στο Twitter: "And, teens need 8-10 hours of #sleep per night. #Parents, talk to your teen about their sleep habits. https://t.co/40IbYSRfl6 #DaylightSaving #NTSBmwl https://t.co/l9zXLscq19" / Twitter
![NIH NHLBI on Twitter: "Adolescents require 8-10 hours of #sleep at night for optimal health, according to sleep experts, yet more than 70 percent of high school students get less than that: NIH NHLBI on Twitter: "Adolescents require 8-10 hours of #sleep at night for optimal health, according to sleep experts, yet more than 70 percent of high school students get less than that:](https://pbs.twimg.com/media/DorDvX6XUAAPPsp.jpg)
NIH NHLBI on Twitter: "Adolescents require 8-10 hours of #sleep at night for optimal health, according to sleep experts, yet more than 70 percent of high school students get less than that:
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