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- Dubai 04:55 06:08 12:11 15:32 18:07 19:21
Millions of people wake up at 4:00 AM. A study in England found that 32 million Britons wake up at exactly 4:05 AM every night. Why is this?
Lisa Artis, deputy chief executive of The Sleep Charity, a charity that provides support for people with sleep problems, says: "We enter the lightest stage of sleep after four or five hours of sleep." When we reach this lighter stage of sleep, we can wake up much more easily.
If you go to bed around 11:00 PM in general - and many people go to bed at this time - then the chances of you waking up at 4:00 AM are higher. There are many factors that contribute to this sleep disturbance.
Artis explains that "what regulates our sleep is our internal clock or circadian rhythm, and one of the most important circadian rhythms, and the most well-known, is the sleep-wake cycle."
She continues, "Two hormones regulate our sleep: melatonin and cortisol. They follow a regular pattern that lasts 24 hours. Melatonin helps us to relax and fall asleep, while cortisol helps us to wake up and stay awake."
In addition to hormones, other factors that can contribute to waking up at 4:00 AM include:
If you are having trouble sleeping, there are a few things you can do to improve your sleep quality:
If you are still having trouble sleeping, talk to your doctor.
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