We will now explain the differences between REM sleep and deep sleep. Your pulse and breathing slow down and it is extremely difficult to wake you up.įrom then on, if your rest continues, you will begin the most important stages of sleep. This is a period lasting between 15 and 30 minutes when your muscles are completely relaxed. It is in the third stage that you finally approach the threshold of deep sleep. Gradually you move into the second stage, where your brain waves slow down and your body temperature drops. During this period, waking up is really easy. You start with non-REM sleep, which begins with a small transitional phase when you alternate between wakefulness and sleep. Of this, 75 percent is NON-REM sleep and the remaining 25 percent is REM sleep. Differences between REM sleep and deep sleep
#Difference between rem and deep sleep how to#
Understanding this and knowing how to get a restful sleep is decisive for feeling good, being productive, learning, remembering, etc. It doesn’t matter that not every process that happens during these hours is under your control. Since you spend almost a third of your life sleeping, you should know what your brain is doing during this time.
Experts warn: Global food crisis could lead to new pandemics. What do experts say about 13 urban myths about cancer?. Deep sleep supports processes such as growth or tissue repair, while REM opens the door to the world of dreams. Even if you spend ten hours in bed, if you don’t spend 13 percent of that time in deep sleep, you will wake up feeling tired.ĭeep sleep is the most restorative of the sleep cycle, while REM is irregular and may not appear even if you drink alcohol or take certain medications. They differ in many ways and are so unique in their purpose and characteristics that they are worth delving deeper into. However, it is quite common to confuse the two and even think that they appear at the same time. However, do bear in mind that some people may need far more deep sleep than others.REM sleep and deep sleep play a fundamental role in your physical and psychological health. So that’s about a quarter of your entire sleeping time. Otherwise, you’ll feel fatigued and without energy.Īs for duration, deep sleep usually is about one to two hours each night. That’s exactly why when you do get enough deep sleep, you wake up rejuvenated and ready to tackle the day. For instance, cellular regeneration, repair of tissues and bones, growth of tissues, cellular rebuilding, and more. While you’re snoring away, there are all sorts of biological processes taking place here. For starters, your breathing and heart rates are stable here and should remain regular at this sleep stage.īesides that, deep sleep is also when your body will heal itself. But, with deep sleep, there will be all sorts of changes in your body. Now, with REM, your body doesn’t see many activities. And, if you do wake up, you’ll feel disoriented and likely ready to murder whoever who woke you up. While dreamless, this is the most difficult stage of sleep to wake up from. During this stage of sleep, it’s almost a given that there will be no dreams. Deep sleep is also known as N3 (because it’s the third stage of sleep), slow-wave sleep (SWS), and delta sleep.įor most people on most nights, the body enters deep sleep somewhere from around 30 minutes to 45 minutes after falling asleep. It’s the last stage of the non-REM stages. Often confused for REM sleep, deep sleep is actually non-rapid eye movement (NREM) sleep. So, the final period of REM should be around an hour or so. 
Then, each recurring REM stage lengthens. The first period should last about 10 minutes or so. Well, there are different periods of REM sleep - anywhere from about three to five periods each night. In fact, some resources have even called it a temporary paralysis of your arm and leg muscles due to the chemicals in the brain. For starters, your heart rates and blood pressure increase during REM - usually to near awake levels.īut, here’s the interesting part: your body is largely inactive during REM. Here, your brain will see plenty of intense activities - with lots of dreaming of vivid dreams, recovery, memory and emotions processing, and more.Īs for your body, there are a few changes.
In this sleep stage, your eyes will move much more rapidly in all directions. This is the deepest sleep stage and most people experience REM sleep about 90 minutes after falling asleep. Now that we know the different stages of sleep, let’s talk about REM sleep.
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