Questions tagged [sleep]

Questions about sleep disorders, like circadian rhythm sleep disorders, or the general topic of sleep as it relates to health.

Filter by
Sorted by
Tagged with
0
votes
0answers
6 views

Benefits of being relaxed after reading up on the morning [closed]

I want someone to help direct me to research (if there exists any) of the advantages both mental and physical of waking up in a relaxed manner. To contrast it we have scenario A where your alarm goes ...
-1
votes
0answers
11 views

Is it safe to take melatonin if I've donated a kidney? [closed]

I was considering grabbing some melatonin for those occasional nights when I struggle to get to sleep. However, I noticed the instructions say that it's not for people with chronic kidney disease. ...
1
vote
0answers
18 views

Is there research evidence to suggest that waking up slowly is more beneficial than waking up abruptly? [migrated]

There are several articles I've found which seem to anecdotally back up the suggestion that waking up slowly is better than waking up abruptly, in terms of combatting sleep inertia: https://www....
1
vote
0answers
19 views

I got by on 2 hours of sleep today. How is that possible? [closed]

I usually sleep for 7-9 hours a day. Recently changed it from a day sleeping schedule (05:00 A. M. To 13.00 P. M.) to night one (24:00 midnight to 09:00 A. M.) Yesterday was Friday, Indian standard ...
5
votes
0answers
80 views

Sleeping during the day instead of sleeping at night

Is there any difference to ones health outcome if they wake up at night and go to sleep when the sun rises up? To be more specific, what will happen to a person if the sleep cycle is reversed?
1
vote
0answers
54 views

Does stress level goes down or up while sleeping?

Given we are in the same situations, same circumstances and a person is able to sleep fine without any issues. Are we more stressful at night while we are sleeping or during day when we are up in ...
0
votes
0answers
17 views

What is the effect of intermittent fasting on sleep, if any?

What is the effect of intermittent fasting on sleep, if any? The 2018 review {1} was quite inconclusive, except for REM sleep in the case of diurnal intermittent fasting: The impact of diurnal ...
1
vote
0answers
16 views

Obstructive sleep apnea (OSA) - what level of respiratory dysregulation is involved and are respiratory stimulants relevant?

There are some people who when sleeping seem to power through obstructions to their breathing by breathing strongly such that they snore at a very loud volume. For people with obstructive sleep apnea ...
1
vote
0answers
72 views

Is there a medical problem of too much REM sleep?

I understand that human sleep has a cycle of five stages that can repeat itself several times (depends on how long one sleeps); these are named based on the fifth stage occurring about each 90 minutes ...
1
vote
0answers
39 views

Is it harmful to the human body if we don't turn off the light completely while sleeping? [duplicate]

While sleeping, some people may leave the light on or dim it down, so that perhaps it is equal to a 35W or 20W regular light bulb. In this case, is it true that the pineal gland in our brain won't ...
0
votes
0answers
20 views

Convention about using medical cannabis as sleep aid

As far as I have learned, Cannabis products made of the CBD-rich "Indica" species (or sub-species, depends on the botanical opinion), use to combat PTSD, and anxiety and for muscle relaxation in some ...
1
vote
2answers
118 views

How much melatonin does the body produce naturally per day?

Melatonin supplements are readily available over-the-counter. However, the dosage is not regulated and there are supplements available in a wide variety of doses. Information on how much melatonin ...
0
votes
0answers
4 views

Effect of high body fat on sleep and wakefulness?

I have read studies that physical exercise have a positive effect on sleep quality and wakefulness. Are there clear results about the effect of obesity/overweightness on sleep quality and wakefulness,...
1
vote
0answers
33 views

Is there any medical downside of using a knee pillow when sleeping?

Is there any medical downside of using a knee pillow when sleeping? I have read many webpages that only state the upsides of using knee pillows when sleeping (e.g., https://www.tuck.com/best-knee-...
5
votes
0answers
86 views

Does light pollution affect sleep quality while already asleep?

Many articles on the internet write about melatonin and its effects, making you tired. A lot of articles also point out how the use of devices before going to bed in modern days likely decrease ...
0
votes
0answers
19 views

What is the effect of still feeling a movement after doing this movement during the day called and what causes it?

After a long day of sailing or a boat, or sitting in a car, or heavy sporting, et cetera, one might feel, while lying perfectly still in bed (or resting in another way), as if the body is still ...
2
votes
0answers
59 views

How does sleep affect anesthesia? [closed]

Before surgery that requires anesthesia the patient is told stuff like don't eat. Some people cannot sleep well prior to surgery. Can having a full night or regular good sleep fair better for ...
2
votes
0answers
25 views

Earlier wake-up times in older people

Many studies led to the conclusion that the internal body clock period (circadian rhythm) is actually closer to 25 hours; that is, the clock was thought to drift toward a 25-hour day unless it is set ...
2
votes
1answer
38 views

Sleep apnea: Which is more reliable, a home sleep study or a lab sleep study?

After some research, I'm aware of two different types of sleep studies that are available to detect sleep apnea and determine its severity: In-home study Lab study Which type of study gathers more ...
2
votes
0answers
46 views

All nighter: steady sleep schedule or sleepping in

Staying up all night is harmful, but suppose you are in this situation what is the healthiest response. It is hard to find a scientific answer online on the healthiest response after staying awake all ...
5
votes
2answers
168 views

How much sleep do adults actually need?

The common consensus is that most adults should get 8 hours of sleep a night. However, sleep needs are highly variable, with some people needing more to function properly, and some gaining little ...
1
vote
1answer
46 views

Which impacts one's sleep more - waking up towards the beginning of a sleep cycle, or the end?

Imagine someone wants to go to sleep at midnight and wake up at 7.30 am, so that they get an ideal five sleep cycles (7 1/2 hours). First scenario: they go to bed at 11.30 and fall asleep within 15 ...
3
votes
1answer
72 views

Is going to sleeping with socks beneficial or detrimental?

I've recently read this piece: Is sleeping with socks on good for you? from "MedicalNewsToday", and supposedly reviewed by a "PhD, RN". Having moved into a poorly-insulated apartment, and being ...
3
votes
1answer
44 views

Is daylight savings linked to heart attacks?

I was told this earlier today and a quick search produced the following Reuters report from 2014: https://www.reuters.com/article/us-heart-daylightsaving/daylight-saving-time-linked-to-heart-attacks-...
0
votes
0answers
120 views

Can excessive Vitamin D cause insomnia or damage sleep patterns?

It seems its well known that low vitamin D can cause sleeping issues, one link: https://examine.com/nutrition/can-supplemental-vitamind-improve-sleep/ Therefore, I became curious and was wondering ...
0
votes
0answers
39 views

Sleeping temperature when suffering from cold

I usually sleep at around 69°F(20.6°C). If the temperature is anything above 71°F(21.7°C), I find it very difficult to fall asleep with my body burning up and all. However, when I am suffering ...
2
votes
0answers
45 views

Sleep hygiene in a single-room living space

The principles of sleep hygiene in treating insomnia (one example) include addressing the cognitive links between the bedroom and wakefulness - advising that one leave the bed/bedroom if one can't ...
2
votes
1answer
67 views

Does a computer screen work as a lightbox?

We often hear two related facts: That using a lightbox can help maintain one's circadian rhythm. That using a computer late a night can make it harder to sleep at night due to the blue light emitted ...
6
votes
1answer
85 views

Does caffeine have any distinct biological effects to adrenaline?

Adrenaline usually is a "panicking response" and should, as far as I understand it, supresses any feelings of tiredness. However, someone I know has agoraphobia, which when triggered releases a lot of ...
1
vote
0answers
33 views

Is there a long-term risk to sleeping in a hammock regularly?

There seems to be very little research on long-term health or spine drawbacks to sleeping in a hammock (anything besides individuals informal blog-type posts). Just one study about sleeping in a ...
13
votes
1answer
219 views

How does poor sleep cause circles under one's eyes?

I've read that poor sleep causes circles under one's eyes. Also, I've read that they are caused by dehydration. Is it safe to assume that the way poor sleep causes the circles is by causing ...
2
votes
1answer
31 views

Why is it harder to get up when forced to wake up?

I only noticed this for quite a while now but never considered it much of a problem but I noted that when I'm forced awake (i.e. someone wakes me up) I feel significantly drowsier versus when I wake ...
4
votes
2answers
62 views

What are clinically advised methods to improve nocturnal respiration other than CPAP?

Based on conventional medicine, what advice should a physician give a patient who experiences breathing difficulty during sleep that is not determined to require a CPAP machine and for which the root ...
3
votes
0answers
94 views

Why can't one “catch up on” sleep?

I've repeatedly heard it said by sleep experts that one cannot "catch up" on missed sleep.[citation needed] The best explanation of that statement I've heard so far is that a lack of sleep has ...
2
votes
0answers
53 views

Why do we sleep? [closed]

I was reading many things about sleep. But I am very curious about knowing why do we sleep. Is it only for trashing out toxic materials or is it anything else?
2
votes
1answer
50 views

Evening lighting that doesn't work against sleep cycle

I have read that blue light entering the eyes is the channel through which light influences the sleep cycle. (I am not sure if this is correct, please do tell me if it is or if its a myth or an ...
0
votes
0answers
27 views

Is it good for health to regularly do a nap and divide sleep into two?

I am trying to adapt to biphasic sleep. I would ideally do something like 00:00 - 06:30 and a nap from 15:30 to 17:00 (Or the sleep amount that I require to fulfill my sleep needs). I have been ...
1
vote
0answers
38 views

Normal Sleeping Heart Rate Range

I recently got a heart rate tracker and I've noticed that when I sleep my heart rate consistently spikes fairly high. It has reached 165 bpm before, but most times it's under 150. That seems a bit ...
7
votes
1answer
107 views

Coffee for solving sleep problems?

In this post I asked whether Coffee use could cause an increase in adenosine levels as a result of the body’s adjustment to lower adenosine receptor activation. An answer stated that coffee use ...
3
votes
0answers
34 views

Why do teenagers produce their melatonin later than everyone else

Does anybody have a theory why this change happens to teenagers? Everything I have read agrees it does happen, but nobody seems to suggest a reason why this has evolved. Biology’s cruel joke goes ...
4
votes
1answer
62 views

Does caffeine boost adenosine buildup?

Caffeine blocks adenosine receptors, thereby reducing the effect of adenaline. It seems plausible to me, that blocking adenosine receptors should (perhaps ironically) increase the rate of adenosine ...
4
votes
1answer
165 views

What is the medical term for paralysis while sleeping?

What is the medical term for the natural paralysis that occurs while a person is in REM sleep? I look it up online, but I only find sleep paralysis which is a misnomer as that actually happens when ...
4
votes
1answer
90 views

When should we sleep?

Is sleeping every day from 4 am to 10 am is equivalent to sleeping from 12 to 6 am at night? Also, what is the best time to go to sleep at night? And how many hours of sleep is necessary for good ...
2
votes
0answers
20 views

What are the effects is a person has a regular amount of Deep Sleep and REM sleep but a lot less Light Sleep?

It's commonly said that it's important that we get enough total sleep time. I however wonder how important the time in Deep Sleep and REM happens to be. What are the effects when a person has a ...
4
votes
0answers
54 views

When working graveyard shifts, is it possible to sleep well and stay healthy?

Shift work is known to be harmful to our health. Are the health effects actually avoidable? Some companies need shift work which means some people have to do shift work. Have people successfully ...
1
vote
1answer
122 views

Relationship between sleep deprivation and itchiness

Obviously, itchiness can cause sleep deprivation to human as shown in many clinical cases. But I want to know if a sleep deprivation can cause itchiness or at least confuse our brain of spotting itchy ...
2
votes
0answers
35 views

What effects can be expected for a 15-year old girl getting 4-5 hours of sleep per night? [closed]

Say a 15-year old girl on average falls asleep around 3am and wakes up around 7am, over a very long period of time. What short-term and future mental/physical effects can be expected?
0
votes
0answers
58 views

Is it possible to “sleep” while aware and cognizant?

I have a scenario, but before I begin, I would like to clarify that this is not Sleep Paralysis, nor Lucid Dreaming, nor what I understand a Trance to be. Let's say that someone decided they needed ...
3
votes
0answers
29 views

How effective are digital blue-light filters for secretion of melatonin & getting to sleep?

Programs like f.lux (Desktop Application) and features like Night Mode (iOS) claim to reduce the blue light being emitted from a digital screen to improve sleep. Is this true, and if so, how effective ...
1
vote
0answers
26 views

Authoritative Source on Sleep Requirement

What is the hours of sleep required for someone over 70. My Dads Dr (Internal Medicine) said at least 5 hours, yet Internet sites say 7 to 8. Which Internet site is authoritative source for sleep ...