For questions regarding perception of a stimulus without any actual stimulus being present, particularly in the context of psychiatric illness or recreational drug use

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1answer
38 views

Are sensations of turbulence after flights proprioceptive hallucinations?

I noticed on several occasions after long-haul flights (greater than eight hours) that I would still feel a sensation of turbulence or movement as if I were still in the aircraft. These would be ...
6
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1answer
55 views

How common are visual hallucinations in Schizophrenics?

The typical "Hollywood" representation of Schizophrenia involves vivid visual hallucinations. However, in practice, the dozen or so people with a diagnosis of Schizophrenia I have worked with have ...
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3answers
76 views

Are hallucinations a requirement for Schizophrenia?

The symptom most people think about when hearing "Schizophrenia" is hallucination. However, ICD-10's entry for schizophrenia seems to list auditory hallucinations as just one of many possible ...
3
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1answer
49 views

How do hallucinations appear through reversing goggles?

If one is experiencing elaborated visual hallucinations, what will happen when one puts on reversing goggles? Will hallucinations change their orientations as well? Links to relevant papers will be ...
5
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1answer
81 views

How are hallucinations generated, is it related to dreaming?

I was thinking how powerful auditory and visual hallucinations must be, for the individual experiencing them to be unable to distinguish them from reality. I, personally, have not experienced a ...
7
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1answer
60 views

Are there any pragmatic uses of hallucinogens?

Hallucinogens (psilocybin, LSD and others) are often regarded as risky substances, therefore they are banned in most places. Are there ways of using these substances that can be beneficial? Or in ...
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0answers
49 views

How do auditory and visual hallucinations differ within the brain?

I asked this question How are hallucinations generated, is it related to dreaming?. It occurs to me that auditory hallucinations may well be generated in a different part of the brain to visual ...
2
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1answer
415 views

Why does sensory deprivation cause hallucinations?

John C. Lilly performed the seminal experiment about sensory deprivation. The author isolated people in a sensory deprivation tank and they reported having experienced hallucinations. Richard ...
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2answers
146 views

Can ESP and out-of-body phenomena be understood as a form of dreaming or hallucination?

Currently reading about psychedelic experiences, and it is noted in Wikipedia that: Level 4 psychedelic experience Strong hallucinations, i.e. objects morphing into other objects. ...
2
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1answer
88 views

Why can some drugs make us hallucinate and think the hallucinations are reality?

The question above mainly applies to dramamine. I've only taken 1 tablet for carsickness, but I have read about experiences with that drug. I'm including other drugs that can make you hallucinate and ...
6
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1answer
329 views

Is addiction to sleep deprivation possible?

Background: I have Asperger's Syndrome. After staying awake for an entire night without sleeping medication, some individuals report feeling tired while others report feeling euphoric and at some ...
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294 views

Sensory Immersion Research?

Sensory deprivation is a relatively common technique for medititation and general consciousness-exploration. However, I'm more interested in sensory immersion. That is, deliberate overstimulation as ...