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Human Anatomy and Physiology

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.

Asked in Health, Child Health, Sleep and Circadian Rhythm

How many hours do you need to sleep?

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 each night. However - everyone is different - some people need more, and some less. ...
Asked in Health, Sleep and Circadian Rhythm

Why is it you feel cold when you wake up in the morning?

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 functioning -- it means you are sick or have hypo- or hyperthermia from environmental conditions.) To begin with, the suprachiasmatic nucleus in the brain is like the body's internal clock. The suprachiasmatic nucleus reacts to changes in light. So...
Asked in Pregnancy, First Trimester, Sleep and Circadian Rhythm

What is the best sleep position?

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. ...
Asked in Child Health, Sleep and Circadian Rhythm

What is the Bedtime for 8 year old kids?

Well,I would say 8:00 is the best time.
Asked in Sleep Disorders, Sleep and Circadian Rhythm

What can i do if i don't sleep well and i sleep after 1 hour and for 3 hours night?

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. Lack of physical activity: Regardless of one's age, the human body requires a certain degree of physical activity such as walking; jogging; exercising or whatever you are capable of doing. Whatever the activity, it should be...
Asked in Sleep and Circadian Rhythm

How do you change your circadian rhythm?

How can a person change their Carcadian Rhythms if these rhythms are interfering with their 9a.m. to 5 p.m. work schedule? A very productive and highly intelligent family person I know comes to life and is most productive at 5 p.m. in the late afternoon/early evening on work days and this does not produce very long productive days at work, conflicts with the average schedule of an average famiily, and results in a lot of work from work being done at...
Asked in Sleep Disorders, Sleep and Circadian Rhythm

Is it better to get 8 or 9 hours of sleep?

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. The body goes through sleep cycles of one and one half hour increments. The amount of time it takes for you to go from beginning sleep to rem sleep (deep sleep) and awakening sleep. If you wake up during the deep sleep, you...
Asked in Sleep and Circadian Rhythm

What are the types of circadian rhythm sleep disorders?

There are three circadian rhythm sleep disorders. Delayed sleep phase type . Jet lag type . Shift work type ...
Asked in Sleep and Circadian Rhythm

How do you sleep at night?

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 has advertisements to sleep better. hope this helps. :) other things that may help are: going to bed on...
Asked in Sleep and Circadian Rhythm

What are circadian rhythm sleep disorders?

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. ...
Asked in Sleep and Circadian Rhythm

What operations of the human organism are regulated by circadian rhythm?

Body temperature, sleepiness, thyroid function, growth hormone, metabolic processes, adrenal hormones, and the sleep hormone melatonin all cycle with daylight ...
Asked in Dreams and Dream Interpretation, Emotions, Sleep and Circadian Rhythm

How do you keep from having nightmares?

Nightlights, soft music, white noise, and Dream Catchers are ways to stop nightmares. ...
Asked in Sleep and Circadian Rhythm

It is advised not to sleep under the tree during night.Why?

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. ...
Asked in Child Health, Sleep and Circadian Rhythm

What is the best bedtime for 8 year olds?

8 o'clock is a good time to sent your 8 year old to bed.
Asked in Child Health, Sleep and Circadian Rhythm

What time should a 7 year old go to bed on a school night?

An elementry child needs 10 hours of sleep. The child should go to bed about 11 hours before he needs to leave to make time for wking up and going to sleep. ...
Asked in Relationships, Insomnia, Sleep and Circadian Rhythm

How do convince someone to sleep?

Tell them they would get wrinkles and be in a bad mood and also turn UGLY! ...
Asked in Sleep and Circadian Rhythm

Which hormone follows a circadian rhythm and peaks just before a person wakes from sleep?

Cortisol affects many body functions, including metabolism and regulation of your immune system. Its levels are highest between 6 and 8 a.m. and gradually decline throughout the day. If you change your daily sleeping schedule, the peak of cortisol's cycle changes accordingly. ...
Asked in Sleep and Circadian Rhythm

Why do people have to sleep?

because people have to sleep to build up more and more energy as they sleep and night ...
Asked in Sleep and Circadian Rhythm

What causes shift work circadian rhythm sleep disorder?

Shift work type is caused by the schedule of a person's job.