State Of Sleep Summary

Summary:
In the video, we get to know that around two-thirds of the world population get less than seven hours of sleep daily. According to psychologist and professor Richard Wiseman from the University of Hertfordshire, this is a serious problem because a growing amount of people is sleep deprived. Sleep deprived means getting less than 7 hours of sleep a day. According to Richard Wiseman, an adult need up to eight and a half hours of sleep daily while a teenager needs an hour more of sleeping than an adult. New technologies like smartphones can affect a person's sleep, according to a survey, which Richard Wiseman was behind. The screens on smartphones, tablet and computers emit light which is towards the blue end of the light spectrum. The blue light suppresses a sleep hormone called melatonin. Melatonin is essential for falling asleep because it makes us sleepy. Thereby it's a stupid idea to look at a screen before bed, according to Richard Wiseman. The video ends with Richard Wiseman giving a solution to reduce sleep deprivation. He says that power naps are an effective alternative to recharge the batteries and a power nap should last …show more content…
The REM sleep is the state of sleep when our bodies can't move but our eyes can move. That's why it's called rapid eye movement sleep. It's in this stage of sleep when the stress-hormone noradrenalin is switched off. When noradrenalin is switched off, then we can remain calm in our sleep during the brain processing of emotions and emotional experiences This is vital for us humans that the brain goes through the state of REM sleep because it can leave us stressed and anxious due to the brain needs to go through the state of REM sleep to process our emotions. In that way, it can be a big problem with the growing amount of sleep-deprived people. Considering that sleep-deprived people can suffer from stress and anxiety which could lead to mental