How to Stay Awake (Without Caffeine)
As you study, stretch is another option to help you stay awake with a short break once every hour. Even a few minutes of exercise can get your blood circulating and rev your metabolism so you don't feel so exhausted. Staying in the same position to study can tire you out. Spacing out...
Caffeine is a stimulant. In the brain, it blocks the effects of a chemical calledadenosine, which makes you feel sleepy. You then feel more alert and energetic, which is why many people drink coffee or tea to stay awake. Sleep Cycle Changes Caffeine may keep you awake even if you don’...
Try not to have caffeine, nicotine and alcohol in the afternoon or evening, as these can keep you awake or reduce sleep quality. You should also avoid blue light from mobile devices, which signals to the brain that it’s time for wakefulness and prevents the production of sleep-inducing ...
3. C.推理判断题.根据"So we see teens turn to caffeine, late-night Internet and crammin g in activity after activity as a means to keep awake.因此,我们看到青少年会转向咖啡因,深 夜上网,并在活动后死记硬背,以此来保持清 醒,“可知此处应填”然后他们被困在一个糟糕的环 境中,他们永远得不...
So we see teens turn to caffeine, late-night Internet and take part in many activities as a means of keeping awake. 3Problems emerge from the lack of sleep. _4 For some, grades begin to suffer as they struggle to keep awake during class and while doing their homework. And others may ...
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As soon as you wake up, get out of bed and start your day. While it’s difficult, staying in bed after you wake up only makes it harder to get up and you might accidentally fall back asleep. Laying in bed awake also tricks your brain into thinking your bed is used for more than ...
long term. You’ll likely crash shortly after your surge of caffeinated energy. Also caffeine is a naturaldiureticwhich could mean you’ll need more bio-breaks… but more importantly it can dehydrate you in excess. Drinking water, keeps you hydrated and less likely to become fatigued. (...
at a time of day that is at odds with their biological and social lives.So we see teens turn to caffeine,late-night Internet and cramming in activity after activity as a means to keep awake提到:很多青少年可以频繁...