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Published on: 2/18/2026
There are several factors to consider. The falling through the floor feeling is usually a normal sleep transition such as hypnagogic or hypnopompic hallucinations or a hypnic jerk, sometimes tied to REM regulation and often intensified by stress, irregular sleep, or sleep deprivation; it often improves with consistent sleep habits and limiting alcohol. See complete details below, including red flags that warrant medical review like frequent episodes, excessive daytime sleepiness, acting out dreams or injuries, or new neurological symptoms, since conditions like narcolepsy or REM sleep behavior disorder may be involved and can change the right next steps in your care.
If you've ever experienced hallucinations feeling like I'm falling through the floor, you're not alone. Many people report a sudden sensation of dropping, sinking, or slipping through the bed just as they're drifting off to sleep—or sometimes as they're waking up.
These experiences can feel vivid, real, and even frightening. But in most cases, they're linked to normal (though sometimes disruptive) sleep transitions.
Let's break down what's happening, when it's harmless, and when it's time to speak to a doctor.
The sensation of falling during sleep transitions is most often related to:
These are medically recognized phenomena described in sleep research. They occur during the transition between wakefulness and sleep—when your brain and body are shifting gears.
During this time:
Sometimes, these systems don't sync perfectly. When that happens, you may experience hallucinations feeling like I'm falling through the floor—even though you're still partly awake.
Hypnagogic hallucinations happen as you fall asleep. They can include:
These experiences can feel extremely real because parts of the brain responsible for dreaming activate before full sleep sets in.
Importantly:
Another common cause of the "falling through the floor" feeling is a hypnic jerk.
A hypnic jerk is:
Researchers believe this may happen because:
That jolt can feel dramatic—but it's generally harmless.
Most sleep-transition hallucinations are benign. However, in some cases, they may be linked to underlying sleep disorders.
Frequent, intense hypnagogic hallucinations can be associated with narcolepsy, especially if accompanied by:
Narcolepsy involves disruptions in REM sleep regulation.
RBD is a condition where the body does not properly stay paralyzed during REM sleep. Instead, a person may:
While RBD does not typically cause falling sensations during sleep onset, disrupted REM boundaries can create unusual dream-like experiences. If you're experiencing vivid physical movements during sleep or suspect your symptoms might be related to REM disruptions, you can quickly assess your symptoms using a free AI-powered Rapid Eye Movement (REM) Sleep Behavior Disorder symptom checker to help determine if further evaluation is needed.
High stress levels significantly increase:
When your nervous system is "on high alert," the transition to sleep can become unstable.
Chronic stress keeps your body partially activated—even as you try to sleep—making unusual sensations more likely.
Lack of sleep disrupts REM cycles and increases:
Your brain becomes more likely to blend dream activity with waking awareness.
In most cases, it means:
It does not automatically mean:
However, frequency and severity matter.
You should speak to a doctor if:
While most cases are benign, certain sleep disorders—especially REM-related disorders—can sometimes be linked to neurological conditions.
That's why it's important not to ignore persistent symptoms.
If anything feels severe, progressive, or unusual for you, speak to a doctor promptly.
There are practical steps that may help:
Alcohol disrupts REM sleep and can worsen sleep transitions.
For most people, no.
Hypnagogic hallucinations and hypnic jerks are common experiences. Studies suggest that up to 60–70% of people experience hypnic jerks at some point.
However, ongoing or severe disturbances deserve medical attention—not because you should panic, but because proper diagnosis matters.
Sleep disorders are treatable.
If you're experiencing hallucinations feeling like I'm falling through the floor, remember:
Sleep transitions are delicate neurological events. When they glitch, the result can feel dramatic—but the explanation is usually grounded in how the brain moves between wakefulness and REM sleep.
The sensation of falling through the floor as you drift off is usually a sign of a temporary mismatch between your waking brain and dream systems.
Most of the time, it's harmless.
But if you notice:
Speak to a doctor. Some sleep disorders can have long-term implications if untreated, and early evaluation is always the safest path.
You may also consider completing a free AI-powered symptom assessment for Rapid Eye Movement (REM) Sleep Behavior Disorder to better understand whether your experiences align with REM-related sleep disturbances.
Your sleep matters. And if something feels off, trust yourself enough to get it checked.
(References)
* Friese PL, van der Vliet CJW, Bovy BLCP, Verbruggen HA. The transition from waking to sleep: Insights from neuroimaging and electrophysiology. J Sleep Res. 2013 Feb;22(1):47-58. doi: 10.1111/j.1365-2869.2012.01046.x. Epub 2012 Aug 16. PMID: 22897451.
* Sunwoo Y, Kim EJ, Jeong YN, Kim DJ, Lee JH, Kim YW, Kim KC, Kim YA, Lim DY. Hypnic jerks: prevalence and associated factors. Sleep Med. 2020 Aug;72:131-135. doi: 10.1016/j.sleep.2020.03.011. Epub 2020 Mar 20. PMID: 32414731.
* Sharpless JL, Sharpless BA. Sleep Paralysis. Curr Treat Options Neurol. 2021;23(4):11. doi: 10.1007/s11940-021-00665-6. Epub 2021 Mar 22. PMID: 33751221; PMCID: PMC8060032.
* Chew C, Watters AL, Al-Jafari AA, Al-Jafari A, Olorunda AO, Yasin T, Al-Jafari J. Clinical Relevance and Etiology of Hypnagogic Hallucinations: A Scoping Review. J Clin Sleep Med. 2023 Dec 1;19(12):2091-2099. doi: 10.5664/jcsm.10903. PMID: 37492160; PMCID: PMC10693506.
* Krueger J. Sleep states and sleep transitions: insights from behavioral, electrophysiological, and cellular studies. Pflugers Arch. 2024 May;476(5):715-728. doi: 10.1007/s00424-024-02901-7. Epub 2024 Apr 18. PMID: 38634839.
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