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Closed-eye hallucinations and closed-eye visualizations (CEV) are hallucinations that occur when one's eyes are closed or when one is in a darkened room. They should not be confused with phosphenes, perceived light and shapes when pressure is applied to the eye's retina, or some other non-visual external cause stimulates the eye.
A phosphene is the perception of light without light actually entering the eye, for instance caused by pressure applied to the closed eyes. A phenomenon that could be entoptical if the eyelashes are considered to be part of the eye is seeing light diffracted through the eyelashes.
One example of a pressure phosphene is demonstrated by gently pressing the side of one's eye and observing a colored ring of light on the opposite side, as detailed by Isaac Newton. [ 7 ] [ 8 ] [ 9 ] Another common phosphene is "seeing stars" from a sneeze , laughter, a heavy and deep cough, blowing of the nose , a blow on the head or low blood ...
Closed-eye hallucination – Class of hallucination; Entoptic phenomenon – Visual effect whose source is within the eye itself; Hypnagogia – State of consciousness leading into sleep; Kaleidoscope – Optical instrument to view patterns due to repeated reflection; Mandala – Spiritual and ritual symbol in Hinduism, Jainism and Buddhism
Crystal healing is a spiritual practice that believes in the power of crystals to shift, absorb, direct, detoxify, diffuse, or amplify the energy of your mind, soul, or environment, says Erin ...
Vision of Thomas Aquinas in the Vatican Museum. Evelyn Underhill distinguishes and categorizes three types of visions: [3]. Intellectual Visions – The Catholic dictionary defines these as supernatural knowledge in which the mind receives an extraordinary grasp of some revealed truth without the aid of sensible impressions, and mystics describe them as intuitions that leave a deep impression.
Depending on the content, visual hallucinations can be classified as either simple or complex. [1] Simple visual hallucinations are commonly characterized by shapes, photopsias, and grid-like patterns. [6] Complex visual hallucinations consist of highly detailed representations of people and objects. [6]
Visual snow syndrome is often linked to heightened neural sensitivity in the visual system and may require diagnosis and treatment, as it could be associated with underlying eye conditions or neurological disorders. [citation needed] In summary: Visual snow as a temporary occurrence under certain conditions is normal and doesn't require ...