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Academic performance is affected by sleep deprivation
Academic performance is affected by sleep deprivation
The effects of sleep deprivation on academic performance
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When you are sleep deprived, your alertness and concentration level will lower and thought processing slows down. This makes it harder to focus which makes you confused; it is harder for you to pick up information and learning would not be as efficient. This gets in the way with your ability to accomplish tasks which involves logical reasoning.
In order for you to remember something, it needs to be in your long term memory, but for it to enter your long term memory, it first needs to be in your short term memory. Sleep inserts the things learnt during the day into the short term memory and if you keep on going over that particular memory and improving it, then it would be transferred to the long term memory. Sleep greatly helps with learning.
When sleeping, the brain categorizes the day’s memories in different sections. It shifts the memories to more efficient storage regions within the brain at different times of the night. There are 5 stages of sleep and each is specialized to process specific types of information. This is why it is important to have an adequate amount of sleep as the more times the sleep cycle can repeat, the more information the brain will process, so the more things you will be able to remember.
One of the stages in the sleep cycle is the REM (rapid eye movement) sleep. REM is significant for learning and preserving memory. During REM sleep, the brain processes the information learnt during the day, consolidates the connections between brain cells and between different brain regions that create our memories and refills its supply of neurotransmitters, which also includes chemicals that makes you feel good which boosts your mood for the rest of the day. Sleeping an extra 30 minutes to an hour in the morning...
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...emories and chooses what to retain and to not. Some memories are also made stronger, it was shown that certain memories, like playing a tune on a musical instrument can improve while sleeping. Memories are more stable during deep sleep stages. After that, during REM sleep, the brain links related memories together.
This is why in order to learn as much as possible during any day, it is important to sleep well the night before and the night after.
Unfortunately, the deep sleep memory strengthening stages deteriorate in the late 30s. Elderly people over 60 had a 70% loss of deep sleep compared to people in the 20s. This is why elderly people tend to forget things more easily.
The best way to remember something new that you have learnt is to sleep on it. Why? Because sleeping helps make memories stronger and it also links new memories with the ones you already have.
Before discussing the role of NREM and REM in learning, it is necessary to clarify the identity of and differences between the two. This type of sleep is marked by different stages based on different the different brainwaves exhibited. REM sleep differs from NREM in that most dreams occur during REM sleep although the two activities are not synonymous. REM is also marked by an incre...
Is sleep important for memory consolidation? Past research has found that sleep is an important factor in the consolidation of newly acquired memories; however, this consolidation often depends on the specific memory as well as when (e.g., time after learning) sleep occurs. It is important to note that sleep is not constant, throughout the night. Sleep is a cycle that is broken down into rapid eye movement (REM) and non-rapid eye movement (non-REM) sleep (Stickgold, 2005). Non-REM consists of sleep stages 1 through 4, in which stages 3 and 4 constitute what is known as slow-wave sleep (SWS) (Rasch & Born, 2008). Moreover, the construct of memory is often divided into different types of memories, declarative (e.g., facts and events) and non-declarative (e.g., procedural skills) (Stickgold, 2005). When discussing memory consolidation, research has defined it as a progression of memory stabilization that leads memories to become resistant to interference (Stickgold, 2005). Results from past research indicate that memory consolidation occurs through the reactivation of memories during sleep, which enhances and stabilizes the memory (Diekelmann & Born, 2010).
Werley, Jensen. CM’s 10 Most High-Strung School. Retrieved 24 December 2012 from University of Maryland. College Magazine: http://www.collegemagazine.com/editorial/3265/CMs-10-Most-High-Strung-Schools
...ep. There are events in sleep that are associated with synaptic modification, which is the basis of brain rewiring that enhances cognition. There is evidence that sleep accelerated transcription of cortical genes that are associated with protein synthesis9. These newly generated proteins are known to be required for strengthening of existing synapses and building new synapses. Studies have found increase of factors associated with brain-plasticity and enhanced learning during sleep5. These factors include phosphorylated or activated CREB, a transcriptional factor, as well as Arc, BDNF, and NGFI-A. These evidence help explain how sleep can influence brain rewiring through synaptic modification. This mechanism helps explain how sleep can modify the brain and ultimately enhance learning. This is a strong evidence that supports the synaptic downscaling hypothesis.
Sleep is a condition of the mind and body in which the nervous system is relatively inactive, the eyes are closed, the muscles are relaxed and consciousness is practically suspended. On average a person needs between seven and nine hours of sleep, which can be hard to achieve with the stresses of life. Sleep can drastically affect how the mind functions. Studies have found that a lack of sleep can decrease motor skills and affect a persons memory. Among memory and motor skills, lack of sleep can negatively affect cognition. Cognition is the process of thinking which is needed for the writing process and other creative elements. If people increase the amount of sleep they receive, then there writing process will be better. Some studies have
A restorative theory claims that sleep is used to repair the body including the brain. Oswald suggests that slow wave sleep is when body repair occurs and REM sleep is when the brain is repaired. This is supported by the fact that there is an increase in the secretion of growth hormones during SWS. This could also explain why brain activity levels are high during REM sleep, and similar to when awake.
...udy a little bit each night instead if you want to receive good test scores; if you study earlier in the day but cram during that time, you will still receive test scores that are just as good as those who study a bit each day because you are not neglecting any sleep.
the sleeper will gradually descend deeper into sleep, becoming more and more detached from the outside world and progressively more difficult to awaken. Stage three is the beginning of deep sleep, occurring about thirty to forty five minutes after you first fall asleep. The deepest sleep occurs in Stage four. Stage three and four has the biggest and slowest brain wave. REM sleep, a mentally active period during which dreaming occurs, provided a biological explanation for this phenomenon. Scientists found that brain activity during REM sleep begins in the pons, a structure in the brainstem, and neighboring midbrain regions. The pons sends signals to the thalamus and to the cerebral cortex, which is responsible for most thought processes. There are several myths about sleep. For one, how much sleep a person should get? According to our text book people should sleep for at least eight hours to maintain sound mental and physical health. But every one doesn’t get the chance to sleep for that amount of time. There is no normal amount of time you should sleep. Everyone is not the same. For one I might sleep for five hours and feel refreshed enough to work another shift. Other hand my cousin might need more then eight hours of sleep to feel refreshed.
Introduction Sleep studies have been conducted since as early as 1913. However, the impact of school start times on student academics is often overlooked by most schools. In reality, start times can significantly affect academic performance by disrupting adolescents' normal sleep cycle, leading to a lack of sleep that impairs learning, and hindering academic performance. These theories have been tested through sleep studies, and most of them have been found to be true. Sleep Cycle Changes When children transition from primary school to middle or high school, it can significantly affect their learning due to changes in their sleep cycle.
Sleep is a reversible, repetitive, and active behavior which plays different roles. These roles include restoration processes, memory consolidation, learning or growth. As argued out by Curcio, Ferrara and De Gennaro (2006), during sleep, neuro-cognitive, psychological, as well as behavioral processes take place. Many individuals sacrifice their sleep with an aim of carrying out extra activities. However, sleep loss has been found to have various negative effects. Some of these effects include impairment in psychomotor, neurocognitive performances, and sleepiness (Curcio et al., 2006). Results from recent studies have demonstrated that sleep plays an integral role in memory consideration and learning processes (Deregnaucourt et al., 2005 & Curcio et al., 2006). This paper will evaluate journals and other accredited sources of information in an effort to review, analyze, critique and synthesize works of other scholars on how sleep affects learning.
With the body being reset and the mind functioning correctly, with the students and adults, their minds will increase the productivity during a work day and in learning. When the body has a better ability to memorize and learn new information and content, students and adults will be able to increase their knowledge base and learn more about anything they are doing. “A growing body of evidence suggests that offline periods of waking rest and sleep benefit memory” (Graveline, Wamsley). When individuals get the required eight hours of sleep, they have the ability to increase their growing while they sleep. If the body has not gone through REM, rapid eye movement sleep, then the sleep was almost worthless. REM sleep is the deepest part of sleep and it is when the most chemicals and healing occurs. REM sleep can occur at different times for different individuals and can be recurring throughout the sleep
Sleep is a very important factor in the human function. Our body and brain is able to reset itself and rejuvenate while we sleep. When we do not get the required amount of sleep, we start to feel lethargic and foggy minded, because our mind and body wasn’t able to replenish itself. Sleep is imperative that an insignificant rest deficiency or lack of sleep can affect our ability to remember things; decisions and can affect our temperament. Chronic sleep deficiency can get the body to feel agitated and it could lead to serious health problems such as, heart problems, stress, acne, and obesity.
Studies show that if you get more sleep you can think clearer. “Adequate sleep is a key part of a healthy lifestyle, and can benefit your heart, weight, mind, and more. (11 surprising benefits of health sleep, health.com)” I think we all know that when we wake up, we’re usually really groggy. I also sometimes get headaches if I’m really tired. When tired, the mind can’t take in as much than when we are a little more awake. Also, if we have to present something in the morning, we may not talk very good because when I’m tired, people sometimes have a hard time understanding me because I mumble. If we had extra time to
Rasch, Björn, and Jan Born. "About Sleep 's Role in Memory." Physiological Reviews. American Physiological Society, n.d. Web. 06 May 2016.
After sleep, we feel relax and we can able to concentrate more because our mind is totally fresh and we can grab things more easily. According to mental health America “People feel more frustrated and depressed when they are lack of sleep, and there are many accidents occurred on road due to this problem”. There are many strategies to get proper sleep, one of them is going to sleep at same time everyday. A person need to sleep at least 6-8 hours a day to keep mind fresh. As we know excess of everything is bad so if we sleep more than we need, then it can lead to many problems like obesity, laziness and heart problems.