Asked by: Kayleen Oruesagasti
medical health sleep disorders

How long does REM rebound last?

Last Updated: 1st March, 2020

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Usually, REM sleep happens 90 minutes after you fall asleep. The first period of REM typically lasts 10 minutes. Each of your later REM stages gets longer, and the final one may last up to an hour. Your heart rate and breathing quickens.

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In respect to this, is REM rebound good?

REM rebound mostly tends to affect those who constantly disrupt their sleep schedules, due to work, travel, or other needs. This is because the majority of REM occurs later in your sleep, so when you wake up early or have a disrupted sleep schedule, you are missing out on the periods your body gets the most REM.

Beside above, why Is REM rebound bad? Withdrawal from barbiturates is associated with REM rebound, vivid dreaming, and nightmares. A hypothesis has been advanced that barbiturate suppression of REM sleep, much like with alcohol, causes REM sleep rebound after discontinuation of the drug and consequently longer and more vivid dreams.

Also question is, is REM rebound a sleep disorder?

In other words, it's a phenomenon in which there is an increase in REM sleep after a night of little REM sleep. Generally a 20% increase in REM sleep duration has been proposed as a threshold to identify REM rebound in patients with obstructive sleep apnea (OSA) who start PAP treatment.

How do I restore REM sleep?

Sleep hygiene

  1. Stick to a regular bedtime and rising time.
  2. Get lots of daylight, but avoid bright light before bedtime.
  3. Use your bed only for sleeping or lovemaking, never for reading or watching TV.
  4. Don't nap during the day unless it's absolutely necessary.
  5. Get plenty of exercise.
  6. Wind down late in the day.

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Getting extra sleep to overcome sleep deprivation may seem like the right thing to do, but a recent Harvard Medical School study found that it's not that easy.

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Is it possible to have no REM sleep?

Some people are affected by REM sleep behavior disorder (RBD), a condition where the muscle paralysis normally experienced during REM sleep does not occur. This causes the person to act out vivid dreams.

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Can you enter REM sleep immediately?

Most people are in the NREM phase when they first fall asleep. After about 90 minutes of sleep, most people go from NREM to REM sleep. People who have narcolepsy often fall into REM sleep quickly and wake up directly from it. As a result, they may have vivid dreams while falling asleep and waking up.

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Is dream sleep restful?

You spend more of your repeated sleep cycles in stage 2 sleep than in other sleep stages. Stage 3 non-REM sleep is the period of deep sleep that you need to feel refreshed in the morning. Most of your dreaming occurs during REM sleep, although some can also occur in non-REM sleep.

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What does lucid dream mean?

A lucid dream is a dream during which the dreamer is aware that they are dreaming. During a lucid dream, the dreamer may gain some amount of control over the dream characters, narrative, and environment; however, this is not actually necessary for a dream to be described as lucid.

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What is awake sleep?

Hypnagogia, also referred to as "hypnagogic hallucinations", is the experience of the transitional state from wakefulness to sleep: the hypnagogic state of consciousness, during the onset of sleep (for the transitional state from sleep to wakefulness see hypnopompic).

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What is parasomnia?

Parasomnias are a category of sleep disorders that involve abnormal movements, behaviors, emotions, perceptions, and dreams that occur while falling asleep, sleeping, between sleep stages, or during arousal from sleep.

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What Is REM paralysis?

Sleep paralysis arises from disrupted REM sleep, named for the rapid eye movements that occur during this stage of the sleep cycle. During an episode of sleep paralysis, a person becomes paralyzed for seconds or minutes just as they're falling asleep or waking up.

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What does REM sleep mean in psychology?

Rapid eye movement sleep (REM sleep or REMS) is a unique phase of sleep in mammals and birds, distinguishable by random/rapid movement of the eyes, accompanied with low muscle tone throughout the body, and the propensity of the sleeper to dream vividly.

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What are the symptoms of sleep deprivation?

The main symptom of ongoing sleep loss is excessive daytime sleepiness, but other symptoms include:
  • yawning.
  • moodiness.
  • fatigue.
  • irritability.
  • depressed mood.
  • difficulty learning new concepts.
  • forgetfulness.
  • inability to concentrate or a "fuzzy" head.

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Does CPAP help REM sleep?

In patients with obstructive sleep apnea (OSA), rapid-eye-movement (REM) sleep is usually diminished and fragmented by repeated arousals from apneas. Successful treat- ment with nasal continuous positive airway pressure (CPAP) allows extended contin- uous periods of REM sleep.

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What are the different stages of sleep?

Sleep Stages
  • Stage 1 non-REM sleep is the changeover from wakefulness to sleep.
  • Stage 2 non-REM sleep is a period of light sleep before you enter deeper sleep.
  • Stage 3 non-REM sleep is the period of deep sleep that you need to feel refreshed in the morning.
  • REM sleep first occurs about 90 minutes after falling asleep.

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Does nortriptyline affect REM sleep?

Our results show that nortriptyline acutely and persistently decreased REM sleep, increased phasic REM activity, decreased sleep apnea, and had no effect on periodic limb movements during sleep. It seems that nortriptyline has persistent effects on REM sleep and sleep apnea in elderly depressed patients.

Victory Murs

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Why does sleep paralysis happen to me?

Researchers believe sleep paralysis is caused by a disturbed rapid eye movement cycle because it mostly happens as people are falling into or coming out of REM sleep. During that stage, their brains normally paralyze their muscles anyway -- so they don't act out their dreams.

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What is AK complex in sleep?

A K-complex is a waveform that may be seen on an electroencephalogram (EEG). It occurs during stage 2 of NREM sleep. It is the "largest event in healthy human EEG". They are more frequent in the first sleep cycles. The K-complex was discovered in 1937 in the private laboratories of Alfred Lee Loomis.

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What stage of sleep do you sleepwalk?

During the stage called rapid eye movement (REM) sleep, the eyes move quickly and vivid dreaming is most common. Each night, people go through several cycles of non-REM and REM sleep. Sleepwalking (somnambulism) most often occurs during deep, non-REM sleep (called N3 sleep) early in the night.

Meiyu Rauft

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What do sleep spindles do?

Sleep spindles are an electroencephalographic (EEG) hallmark of non-rapid eye movement (NREM) sleep and are believed to mediate many sleep-related functions, from memory consolidation to cortical development.

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Can lack of REM sleep kill you?

"There's no evidence that REM sleep deprivation by itself will kill anyone," Dr. Jerome Siegel, professor of psychiatry at UCLA, told LiveScience. REM sleep is characterized by heightened brain activity and is the state when dreams are at their most intense.

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How many hours of REM sleep do you need?

There are five stages of sleep that rotate between non-rapid eye movement (NREM) and rapid eye movement (REM) and include drowsiness, light sleep, moderate to deep sleep, deepest sleep, and dreaming. Experts have recommended that adults gets about 7 to 9 hours of sleep per night.