1·These days I largely ignore cellular level feedback because it comes from people at varying levels of wakefulness, so of course they won’t all agree.
这些天我几乎忽视了细胞层次的反馈，因为它们来自不同层次觉醒的人们。 所以，当然他们不会全都赞成。
2·Sleeping longer than you need to will weaken your sleep system, as you reduce your prior wakefulness, exposure to sunlight, activity levels, and your body temperature at a low for too long.
睡得比你所需应该睡的时间长了会减弱你的睡眠系统，当你降低了你先前的觉醒度，暴露于阳光中，你的活动水平和你的身体体温都处于低水平太久。
3·Healthy people rotate between three states of vigilance: wakefulness, rapid eye-movement (REM) sleep and non-REM sleep.
健康人群会在三种警戒状态下转换：觉醒，快速动眼睡眠，非快速动眼睡眠。
4·Wakefulness can be observed and measured using an EKG machine that picks up brain wave activity.
觉醒能够通过使用了解脑波活动的心电图机器进行观察和测量。
5·It regulates arousal, wakefulness, and appetite.
它能调节你的觉醒状态和胃口。