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  2. Near-death experience - Wikipedia

    en.wikipedia.org/wiki/Near-death_experience

    The NDE would represent evidence of the immaterial existence of a soul or mind, which leaves the body upon death, and provides information about an immaterial world where the soul journeys after death. [49] According to Greyson, [11] some NDE phenomena cannot be easily explained with our current knowledge of human physiology and psychology. For ...

  3. Necrophobia - Wikipedia

    en.wikipedia.org/wiki/Necrophobia

    When experiencing effects from necrophobia, symptoms can vary for each individual. Some people can experience physical symptoms caused by triggers (e.g. encountering a dead body/animal, portrayal of death, etc.). These symptoms can include: [5] Dizziness or lightheadedness; Choking sensations; Shortness of breath; Sweaty palms; Racing heart

  4. 21 grams experiment - Wikipedia

    en.wikipedia.org/wiki/21_grams_experiment

    MacDougall hypothesized that souls have physical weight, and attempted to measure the mass lost by a human when the soul departed the body. MacDougall attempted to measure the mass change of six patients at the moment of death. One of the six subjects lost three-quarters of an ounce (21.3 grams).

  5. Dissociation (psychology) - Wikipedia

    en.wikipedia.org/wiki/Dissociation_(psychology)

    Clinical Psychology, Psychiatry Dissociation is a concept that has been developed over time and which concerns a wide array of experiences, ranging from a mild emotional detachment from the immediate surroundings, to a more severe disconnection from physical and emotional experiences.

  6. Death anxiety - Wikipedia

    en.wikipedia.org/wiki/Death_anxiety

    The unconscious sense of guilt and its effects are not truly unconscious. The idea or impulse that has undergone repression creates a rising feeling of guilt due to disproportionate feelings. [ 20 ] This guilt, in turn, motivates and encourages a variety of self-made decisions and actions by the perpetrator of harm to others.

  7. Deathbed phenomena - Wikipedia

    en.wikipedia.org/wiki/Deathbed_phenomena

    When the body is injured, or if the heart stops, even if only for a short period, the brain is deprived of oxygen. A short period of cerebral hypoxia can result in the impairment of neuronal function. It is theorized that this neuronal impairment accounts for deathbed visions. [17] [18]

  8. Cotard's syndrome - Wikipedia

    en.wikipedia.org/wiki/Cotard's_syndrome

    Cotard's syndrome, also known as Cotard's delusion or walking corpse syndrome, is a rare mental disorder in which the affected person holds the delusional belief that they are dead, do not exist, are putrefying, or have lost their blood or internal organs. [1]

  9. Stages of human death - Wikipedia

    en.wikipedia.org/wiki/Stages_of_human_death

    Technique: Body cooling (measure body cooling to estimate time since death) Pigs: stages of body cooling after death. In pigs, the decrease in body temperature occurs in the eyeball, orbit soft tissue, rectum, and muscle tissue. [29] Up to 13 hours after death, eyeball cooling in pigs provides a reasonable estimate of time since death. [30]