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<p style="color:#333333;font-weight:normal;font-size:16px;line-height:30px;font-family:Helvetica,Arial,sans-serif;hyphens:auto;text-align:justify;" data-flag="normal">Sleep deprivation among American teenagers is an epidemic. Only about 1 in 10 teens gets the 8 to 10 hours of sleep per night recommended by sleep scientists and pediatricians. So, what’s going on? And what changes can be made to address this issue? Wendy Troxel shares how early school start times and public policy are depriving adolescents of sleep at a time when they need it most. [Directed by Laura Jayne Hodkin, music by Cem Misirlioglu, WORKPLAYWORK].<br>睡眠不足是美国青少年中的一种流行病。睡够儿科医生和睡眠科学家推荐的每晚8-10小时的青少年只有十分之一。 所以，发生了什么？我们如何才能改善这个情况？温迪 · 特罗克塞尔（Wendy Troxel）分享了过早的上课时间以及公共政策是如何剥夺青少年最重要时间的睡眠的。 <br><img data-key="0" src="http://imagev2.xmcdn.com/storages/4c2d-audiofreehighqps/19/64/GAqhp50NDehjAAUVQwRED8fz.png!op_type=4&device_type=ios&upload_type=attachment&name=mobile_large" alt="" data-origin="http://imagev...