![]() This flexibility extends to neurons which can form more easily allowing the neocortex – responsible for high cognitive functions- to unconsciously search and establish connections between seemingly unrelated things. During this time, the brain is highly active but the body is not and people can experience vivid dreams.Īdditionally, the release of acetylcholine, a chemical that enters the brain, causes the hippocampus and neocortex to enter a flexible state. People experience the longest duration of REM sleep right before waking up. Research suggests that this is because we have recently woken up from REM sleep. People often express that they are more productive, make decisions more effectively, are the clearest, and more creative in the morning. People can experience intense dreams during REM sleep because there is brain activity and body immobility simultaneously.Ĭycling through non-REM and REM sleep revitalizes tissue, builds muscles and bones, strengthens the immune system, and restores energy. During REM sleep, there are more physiological indicators of wakefulness: increased respiration, brain activity, rapid eye movement etc. ![]() The first period of REM sleep is usually about 10 minutes, and the last may be an hour. REM Sleep: REM phases of sleep get longer as we are sleeping with the first phase beginning 90 minutes after we are asleep.It begins with our eyes closed but still somewhat awake, moves to being in a light sleep where the body is preparing to be in a deep sleep (by reducing heart rate and body temperature), and then moving into deep sleep. There are three stages of non-REM sleep that bring us deeper and deeper into sleep. Non-REM Sleep: includes the beginning phases of falling asleep.Sleeping is part of our daily routine that we are so used to doing that we do not even question how it happens and the role it plays in keeping our bodies healthy. Adequate sleep not only is critical for one’s overall health and wellness, but it can also boost creativity! Most of us are aware of how important sleep is and can immediately feel when we have not had enough: we may be more irritable, lacking concentration, have difficulty remembering details etc. We spend one third of our lives asleep! Sleep is such a major part of our lives and how we spend our time.
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