A well-established effect of hypnosis is that some people who are susceptible to hypnosis can experience a reduction of pain,which is more effective than many anaesthetics.This phenomenon is known as:

Question

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The phenomenon described in the question is known as "hypnotic analgesia," where susceptible individuals experience a reduction in pain after hypnosis. Option A, "hypnagogic nociception," refers to the perception of pain during the transitional period between wakefulness and sleep, which is not relevant to the question. Option B, "hypnotic suggestion," refers to the use of suggestions during hypnosis to alter behavior or perceptions, but it does not specifically refer to pain relief. Option C, "posthypnotic amnesia," refers to the failure to remember events that occurred while under hypnosis, which is also not relevant to the question.

A Well-Established Effect of Hypnosis Is That Some People Who