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Sleep and Circadian Rhythm

Sleep is an innate human need, which typically occurs for several hours at one time or more than one time during a circadian rhythm. Sleep varies from a few hours to over 8 hours, with babies and children requiring the most sleep. During sleep, the eyes close, muscles relax, nervous system reduces, and the body enters a different consciousness. Many health conditions and environmental factors can interrupt both sleep and awakening.
It does not significantly affect the circadian rhythm.
v take oxygen and let plants take CO2 and let v sleep in a closed room with so many plants there will less available of oxygen which even leads to our death.
Stage 1  Stage 1 is the beginning of the sleep cycle, and is a relatively  light stage of sleep. Stage 1 can be considered a transition period  between wakefulness and sleep. In Stage 1, the brain produces high  amplitude theta waves, which are very slow brain  waves. This period of sleep lasts...
Because we get tired. Our bodies are made that way. Sleep allows the body to rebuild and rejuvenate for the next days tasks. Cells are cleaned and replenished when you sleep.     Sleep is also vital to our mental health. People who are sleep deprived become disoriented and can go insane. One...
Circadian Rhythm is a 24 hour cycle in the physiological, behavioral or biochemical processes of living beings, including humans, animals, plants and micro-organisms.Although circadian rhythms are endogenous to the living being, they are affected by external triggers, such as light. To classify a...
(The data here is from a grade 8 class of 28 students)The students have chosen a time from the options below for their average bedtime:8:00- zero(0)8:30-zero(0)9:00-one(1)9:30-one(1)10:00-ten(10)10:30-five(5)11:00-seven(7)11:30-two(2)12:00-two(2)12:30-zero(0)1:00-zero(0)other-
eat cookies all day and fart less
Do fun stuff if you don't want to sleep for 1 day!
Nightlights, soft music, white noise, and Dream Catchers are ways  to stop nightmares.
Pineal gland synthesizes the hormone melatonin,which is important for sleep.
8:30 or what ever your parents say to go to bed if not you may get in trouble
Normally, all the regulating chemicals follow one another in order like threads in a weaving pattern. Every morning the sunlight resets the cycle, stimulating the leading chemicals.
There are three circadian rhythm sleep disorders. Delayed sleep phase type . Jet lag type . Shift work type
Toward the end of pregnancy people women usually find it more comfortable to sleep on their side and may find that sleeping on the left side helps with swelling of the legs. There really isn't a dangerous way to sleep so, especially early on, you should sleep however you are most comfortable.
Anywhere from days at a time to none at all depending on the  depression.
It is the bodies life cycle. A daily cycle that the body is used to doing, such as getting up at a certain time, eating at a certain time, sleeping at a certain time and so on.   == Answer ==   if you are working at times when the circadian rythem sais you should be asleep (like when working...
Nothing! That's how much sleep I've been getting ever since I was a teenager - I'm now 48 ! I've tried sleeping longer - but just can't do it !   Another answer: Different people need different amounts of sleep. In general it's recommended that adults get about 7-8 hours of sleep a night,...
This can lead to heart problems because your heart is getting no "rest." When you sleep, your heart beat slows down giving it some time to recuperate from the long day of work. No sleep will also lead to stress, which not only affects you physically but also affects your organs.
The rhythmic repetition of certain phenomena in living organisms at about the same time each day.
non-rapid eye movement (NREM) sleep. Stage 1 NREM sleep. This stage occurs while a person is falling asleep. It represents about 5% of a normal adult's sleep time.
non-rapid eye movement (NREM) sleep. Stages 3 and 4 NREM sleep. Also called delta or slow wave sleep, these are the deepest levels of human sleep and represent 10-20% of sleep time. They usually occur during the first 30-50% of the sleeping period.
Body temperature, sleepiness, thyroid function, growth hormone, metabolic processes, adrenal hormones, and the sleep hormone melatonin all cycle with daylight
Shift work type is caused by the schedule of a person's job.
Circadian rhythm sleep disorders are dyssomnias resulting from a discrepancy between the person's daily sleep/wake patterns and demands of social activities, shift work, or travel.
The body's temperature LOWERS slightly during sleep. Actually, body  temperature goes down at night generally speaking. The body is able  to regulate body temperature between 96.8 and 100.4 degrees  Fahrenheit. (When temperature goes outside of these bounds, it is  not because of healthy body...
This can be a type of parasomnia event known as a hypnic jerk. Youmay be falling asleep and then your body or leg jerks for seeminglyno reason. It may be startling the first few times it happens, butit is normal and mostly harmless. I say mostly because you couldpull a muscle. Now, if you have...
ah, 12. try looking at a clock and countng it.
Good sleep strategies are essential to deep, restorative sleep you can count on, night after night. By learning to avoid common enemies of sleep and trying out a variety of healthy sleep-promoting techniques, you can discover your personal prescription to a good night's rest. The key is to...
Set an alarm clock for three hours
A neurological hormone gets released by the temperature change because of the light; causing the rhythm change.
Depends on age but usually about 8 hours
Sleeping 8 hours each night is essential for the body and brain torefresh itself for most people although some might need more andothers less. It would be easy for most teenagers to add a couplemore hours to this to make 10 hours of sleep. They are very activeduring the day and need the extra couple...
  No. Your parents pick it saying ''I want my child to go to bed at this time.
Snoring room mate. Fire trucks. Annoying people upstairs playing trumpet.  Also, if you have trouble sleeping or if your moving too much, you can't fall asleep.
One can find information on circadian rhythm in the Music Making Today magazine. This magazine has a lot of different articles and information on this topic.
A child that's 3 years old usually needs about 15 hours of sleep, a good time to put them to bed is around 8 o'clock meaning they will sleep until 11.
A circadian rhythm is a daily cycle of biological activity within a living organism and is often referred to as the body's internal biological clock. Circadian rhythms regulate sleep and waking cycles within each 24 hour period.
The term circadian comes from the Latin words circa which means "around" and dies which means "day". The term circadian rhythm refers to the biochemical processes of an organism that occur over the duration of 24 hours. A circadian rhythm disorder is any disruption in a person's circadian rhythm.
Circadian rhythm sleep disorder is a disorder that affects the timing of sleep. People with this disorder typically have issues waking up by alarm clock but can sleep and wake when they wake by their body clock. You can get more information about this disorder at the Wikipedia.
to fall asleep quickly i breathe in wait for 5-10 seconds before exhaling then i wait 2 seconds before inhaling again(: hope this helps To get back to sleep all you have to do is look in the mirror and get cold water and sprinkle it lightly onto your face! Then if your a girl tie your hair back and...
This could be a few things. Most likely, you aren't getting enough sleep, and reading is a passive enough activity that your brain thinks now would be a good time to shut down for a bit. It might also be a book that isn't very interesting to you, which could make it a little worse... on some level,...
When you stay up for a long period of time, you may experiencepoints where you fall sleep for somewhere between a fraction of asecond to 30 seconds. This is called microsleep, and you'llprobably experience it at some point if you pull multipleall-nighters consecutively.
To give your brain and body enough time to restore energy for thenext day. It's recommended that you have 8hrs - 8hrs 30mins ofsleep every night.
Then you will be warm and toasty. Better than sleeping alone.
Perhaps people have felt or believed that they were attacked in their sleep by a demon, but realistically, no, this cannot happen. Demons are fictitious creatures.
because if you sleep with your mouth open, a leaf can fall in at any time
In Seventh Grade, I went to sleep at 9:30pm on school nights, because I had homework to do after sports. On weekends I usually stayed up till 11:00pm. You need 9hrs of sleep all the time! On weekends, I didn't wake up till 9am.
8 hours but you should get 10 to 12.
"Circadian" derived from the word "circle," and refers to your body's rhythm of waking and sleeping in synchronization with the sun rising and setting. A cycle or rhythm that is roughly 24 hours long; they cyclical daily functions in biological and psychological processes. Like mental alertness and...
For most people no, but some people have some "reverse" reaction tothe caffeine (I have one friend that does). Also some herbal teasthat contain no caffeine do contain components that can inducesleepiness.
The biggest reason is not getting enough sleep at night.
No, it doesn't, except to the extent that lack of sleep can  encourage irritability and prevent you from thinking clearly. When  you are again well-rested, your personality will be intact. :)  However, if you remember your dreams while you sleep, that can  affect your waking life and be part of...
Yes, it can, because when you're sleeping you'll probably forget  about something that made you angry or frustrated. It is also  easier to stay calm when you've had a good night's sleep.
Your body repairs itself while you are sleeping, so in depriving  yourself of enough sleep and rest, you are aging yourself. Diseases  such as diabetes and obesity are often the result of lack of deep  sleep, due to sleep apnea, restless legs or other condition.  Following a regular sleep...
You should get good pads that have superior absorption capability  as well as are thick enough. You should try differing brands of  sanitary pads and seek out best advice on their retention.
The biological clock, regular bodily rythms that oocur on a 24-hour cycle.
Yes it is.
If they have been observing at night, yes - rather like shiftworkers. However most astronomers no longer observe directly butuse cameras that are much more sensitive than the human eye toobtain their telescope data. This allows telescopes to be automatedand the data save so that astronomers can...
well OK. i think it is easier to go to sleep early. that helps me. but i would say don't use the computer all the time or the TV or video games and other electronics. i would also recommend taking a sleep ade. if you really can go to bed take a sleep ade. OK i also recommend buying a mattress that...
That controls sleep and wakefulness. It is the body's natural clock. It is a biological rhythm or cycle of approximately 24 hours.
The ideal way to sleep, according to most experts, is on one's back  without a pillow. For pregnant women, the ideal sleeping position  is on their left side.
The daily recommended sleep required for a adult male is 8 hours a night.In Western society, with things such as lifestyle and job commitments, the average adult male sleeps roughly 6 to 7 hours a night.In poorer nations where there are less rules and regulations facing employees and working hours,...
Because you've used all your energy during the day.
Sleeping is a natural process. Its not true and need not be true  that just because your friend sleeps early and gets up early so  should you. The bed time differs from people to people. Okay now to  sleep early you cant command your body to do so but you could help  to do so. Like finish all...
There are many techniques to help you sleep. You need to learn to relax, and practicing the art of meditation can help this. There are some herbal remedies to help you, including Chamomile and Valerian. You must deal with the reason that you are having trouble sleeping, it may be too much stress or...
False. If we stopped breathing when we sleep, we would die. Therespiratory rate tends to be faster but more shallow during sleep.It should not stop.
REM sleep usually occurs in cycles during the last 5-6 hours of an8-hour night's sleep. So how much sleep we get in this stage willdepend on how much sleep we get for the night. During REM sleep,eye movements increase, heart rate increases, and the normal bodyprocesses also increase. It's during...
No. Everybody needs at least 7 hours sleep, depending on lifestyle. Younger people need more.
Tell them they would get wrinkles and be in a bad mood and alsoturn UGLY!
Opinion only:   Before looking for an answer to your question, let's look at some of the more common reasons that cause insomnia. Poor sleep may develop for no apparent reason; however, more than likely, there are usually one or more number of possible causes.   Causes of insomnia:   1....
the latest poll by physicians says that every adult need 61/2 to 8 hours and children 10-12 hours. The average adult human needs approximately eight hours sleep eachnight. However - everyone is different - some people need more, andsome less.
because people have to sleep to build up more and more energy as they sleep and night
Doctors say 8 - 10 hours of sleep, but I feel that most people don't have the time to sleep for 9 - 10 hours if working. Part-time, double shifts, and some companies start early in the morning.. ANSWER: . The body goes through sleep cycles of one and one half hour increments. The amount of time it...
It depends on the human's age and physical condition. Infants can sleep 15-16 hours per had. young children may require as much as 12 or eve twelve hours. Adolescents generally like to get8-10 hours, and they high school siblings in high school and college may require 8-10 hours of sleep. Adults...
maybe in they day its just a guess ,they do seem to eat at night mostely.