In this guide

The relationship between out-of-body experiences (OBEs) and dreams is one of shared neural terrain but distinct thresholds. Both involve altered states of consciousness, but an OBE is characterized by the sensation of leaving the physical body, while a dream is a narrative sequence of images and sensations that may or may not include such separation. The key fact: approximately 10–20% of people report at least one OBE in their lifetime, and the majority occur during the transition between wakefulness and sleep, or during REM sleep.

Where the Two States Meet

Where the Two States Meet

The boundary between dreaming and an OBE is porous. Sleep researchers have long noted that the hypnagogic state — the drift between waking and sleeping — is the most common gateway for spontaneous OBEs. During this phase, the body’s motor neurons are inhibited (a protective mechanism called REM atonia), but the mind remains alert. For some, that combination produces the sensation of floating, rotating, or separating from the physical form.

The French physiologist Yves Delage, writing in 1914, described a patient who experienced exactly this: a schoolteacher who, while falling asleep, felt herself “lifted out of her body” and saw her own face from above. Delage classified it as a “dream of the senses,” but he noted that the patient was fully aware and could describe details of the room that she could not have seen from her sleeping position. The case remains a textbook example of the hypnagogic OBE.

Modern research using polysomnography has confirmed that most OBEs occur during REM sleep or during the transition into REM. Stephen LaBerge, the pioneer of lucid dreaming research at Stanford, argued in the 1980s that OBEs are a subset of lucid dreams — specifically, a lucid dream in which the dreamer constructs a scenario of leaving the body. But not everyone agrees. The neuropsychologist Susan Blackmore, in her 1982 book Beyond the Body, proposed that OBEs are a “dream of leaving the body,” but she also acknowledged that some OBEs occur in states that are not clearly dreaming, such as during meditation, sensory deprivation, or trauma.

Is an OBE a Type of Dream or Something Else?

Is an OBE a Type of Dream or Something Else

The debate matters because it forces us to ask: is the OBE a special kind of dream, or is the dream a special kind of OBE? The answer depends on where you draw the line between the two.

A Brief History of the Overlap

The overlap between the out-of-body experience and the astral projection has a long and contested history. The debate matters because it forces us to ask: is the OBE a psychological phenomenon or a spiritual journey? The Theosophical writers of the nineteenth century systematized the astral projection — the travel of the astral body through the astral plane — and the popular literature of the twentieth century carried the practice into the mainstream. The out-of-body experience was studied by the psychology and the parapsychology, which described the same phenomenon in the terms of the research. The overlap is the overlap of the phenomenon: the experience of the separation, named by the two traditions, read in the two frames.

The Ancient and Modern History of Soul Travel

The idea that dreams and soul travel are connected is ancient. In the Greek healing temples of Asclepius, patients slept in the abaton (a sleeping chamber) and expected the god to visit them in a dream, often a dream in which they felt their soul leave the body and travel to the divine realm. The 2nd-century physician Galen recorded such cases, treating them as medical phenomena rather than supernatural events.

In Tibetan Buddhism, the Six Yogas of Naropa (compiled around the 11th century) include a practice called “Dream Yoga” (milam). The practitioner learns to maintain awareness during all stages of sleep, eventually achieving the ability to separate the “dream body” from the physical body. This is not considered a metaphor. The texts describe the dream body as a real subtle form that can travel to other realms, meet teachers, and receive teachings. The goal is not merely lucidity but controlled astral projection.

In the West, the term “out-of-body experience” was coined by the psychologist Celia Green in her 1968 book Out-of-Body Experiences. Green collected over 400 case reports from the general public and found that the majority occurred during sleep or the transition to sleep. She also noted that many of her subjects described the experience as “more real than a dream,” a phrase that recurs in OBE literature.

The Theosophical Society, led by Helena Blavatsky and later Charles Leadbeater, popularized the term “astral projection” in the late 19th century. They drew on Hindu and Buddhist concepts of the linga sharira (subtle body) and claimed that the astral body could separate during sleep, meditation, or trance. For Theosophists, every dream was a potential astral journey, though most were chaotic and forgotten.

What the Two States Actually Share

The two states share the core phenomenon: the sense of the consciousness separated from the body. The Theosophical Society, led by Helena Blavatsky and later by Annie Besant, described the astral projection as the travel of the astral body, and the experience reports describe the same features: the separation, the floating, the viewing of the body from outside, the return. The two states also share the method: the relaxation, the visualization, the focus that induces the separation. The difference is the frame: the astral projection is the spiritual practice with its map and its purpose, and the out-of-body experience is the phenomenon studied by the researchers. The two states share the experience and differ in the interpretation.

What Brain Regions Do OBEs and Dreams Share?

From a neurological perspective, both OBEs and dreams involve the same brain regions: the temporoparietal junction (which integrates body awareness and spatial orientation), the prefrontal cortex (which is suppressed during REM but can be reactivated in lucid dreams), and the thalamus (which relays sensory information). When the temporoparietal junction is disrupted, either by electrical stimulation, as in the experiments of Olaf Blanke in the early 2000s, or by the natural disinhibition of REM sleep, the brain loses its normal sense of body location. The result is the sensation of being outside the body.

But there is a crucial difference. In a typical dream, the dreamer is immersed in a narrative and usually unaware that they are dreaming. In an OBE, the dreamer (or experiencer) is aware of being awake, or at least aware of being in a state that feels more real than a dream. This is why many OBE reports include the phrase “I knew I was not dreaming.” The OBE carries a quality of hyper-realism, colors are brighter, details sharper, and the sense of self is more coherent than in ordinary dreaming.

This hyper-realism may be due to the fact that OBEs often occur during the transition between sleep stages, when the brain is still partially alert. The prefrontal cortex, which is normally deactivated during REM, may remain active enough to maintain critical awareness, while the parietal lobe misinterprets the body’s position. The result is a hybrid state: the body is asleep, but the mind is awake.

How to Use Dreams to Induce an Out-of-Body Experience

For practitioners, the overlap between OBEs and dreams is not a theoretical problem. It is a door. The most common technique for inducing an OBE is the Wake-Initiated Lucid Dream (WILD) method, which involves lying still while the body falls asleep and the mind stays awake. The practitioner waits for hypnagogic imagery, flashes of light, geometric patterns, or voices, and then “rolls out” of the body mentally. This is the same technique used to enter a lucid dream, and many practitioners report that the two experiences are indistinguishable at the moment of transition.

The Tibetan Dream Yoga tradition offers a more structured approach. Practitioners train during the day to recognize the dreamlike nature of waking reality, and then carry that awareness into sleep. The goal is to stabilize the dream state until the practitioner can consciously separate the dream body. The traditional texts, such as the Six Yogas of Naropa, describe a series of signs: a feeling of being pulled upward, a sensation of lightness, and the appearance of a luminous cord connecting the dream body to the physical body. This cord is the “silver cord” of Western esotericism, first described in the biblical book of Ecclesiastes (12:6) and later elaborated by occultists like Leadbeater and Robert Monroe.

Robert Monroe, the founder of the Monroe Institute, developed a system of “hemi-sync” audio technology in the 1970s that used binaural beats to induce the brainwave patterns associated with OBEs. Monroe’s books, Journeys Out of the Body (1971) and Far Journeys (1985), describe his own experiences, many of which began as dreams that he learned to control. He noted that the transition from a dream to an OBE often involved a “vibration” stage, a sensation of intense buzzing or shaking that precedes separation. This vibration stage is also reported by lucid dreamers who attempt to “wake up” within a dream.

Key Differences Between OBEs and Dreams

Despite the overlap, there are consistent differences that practitioners and researchers recognize.

Awareness of the physical body. In a dream, the physical body is forgotten. In an OBE, the physical body is often sensed as a separate object, the practitioner may see it lying on the bed, feel its presence, or hear its breathing. This is the defining feature of the OBE: the body is an object of perception, not the subject.

Control and intentionality. Lucid dreams can be controlled, but the control is often unstable. OBEs, especially those induced deliberately, tend to have a higher degree of intentional control from the start. The practitioner can decide to fly through a wall, visit a distant location, or return to the body at will. In a lucid dream, the dream environment may shift unpredictably.

The quality of “realness.” As mentioned, OBEs are almost universally described as more real than dreams. The environment feels solid, consistent, and governed by stable laws. In a dream, the environment is fluid and often illogical. This is why some researchers, like Charles Tart, have argued that OBEs are a distinct state of consciousness, not a subtype of dreaming.

The return to the body. Waking from a dream is usually seamless. The dream fades, and the dreamer is awake. Returning from an OBE often involves a distinct sensation: a “snap” or “click” as the astral body re-enters the physical, sometimes accompanied by a jolt or a feeling of falling. This return is often described as more jarring than waking from a dream.

Common Misconceptions About OBEs and Dreams

Misconception: OBEs are supernatural. They are a natural phenomenon of consciousness, reproducible in laboratory settings. The neurologist Olaf Blanke has induced OBEs by stimulating the temporoparietal junction with electrodes. That does not mean they are “just” brain activity, but it does mean they are not inherently paranormal.

Misconception: You must be asleep to have an OBE. Many OBEs occur during meditation, sensory deprivation, or even while awake and sitting still. The common factor is a shift in body awareness, not sleep.

Misconception: OBEs are dangerous. No credible evidence suggests that OBEs cause physical harm. The fear of not being able to return to the body is common but unfounded. The body’s survival instincts are robust.

Misconception: All OBEs are the same. They vary widely in clarity, duration, and control. Some are brief and fragmentary, like a half-remembered dream. Others are vivid and structured, lasting several minutes. The depth of the experience depends on the practitioner’s state of mind, the induction method, and the degree of sleep or trance.

Misconception: Dream OBEs are less “real” than waking OBEs. Both are subjective experiences. The distinction between “real” and “imagined” is not useful here. What matters is the quality of the experience and what the practitioner learns from it.

FAQ

Can you have an out-of-body experience during a dream?
Yes. Many OBEs begin as dreams that become lucid, and the dreamer then consciously separates from the dream body. This is the most common path for spontaneous OBEs.

How do lucid dreams and OBEs differ?
In a lucid dream, you know you are dreaming and may control the dream. In an OBE, you feel that you have left your physical body and are perceiving the real world (or an astral counterpart) from a separate location. The distinction is experiential, not always clear-cut.

Is sleep paralysis necessary for an OBE?
No, but sleep paralysis often accompanies the transition into an OBE. The body’s natural paralysis during REM can create the sensation of being unable to move, which some practitioners interpret as a sign that separation is imminent.

The relationship between OBEs and dreams is not a puzzle to be solved. It is a practice to be explored. For the practitioner, the dream state is the most accessible laboratory for learning to separate consciousness from the body. The techniques of lucid dreaming, Dream Yoga, and the WILD method all point to the same truth: the boundary between sleeping and waking is thinner than we imagine. If you want to go further, our guide to astral projection covers the induction methods in detail, and the glossary entry on lucid dreaming explains the terminology. For a more thorough exploration of one specific tradition, see our guide to Tibetan Dream Yoga.