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A person with synesthesia may associate certain letters and numbers with certain colors. Most synesthetes see characters just as others do (in whichever color actually displayed) but they may simultaneously perceive colors as associated with or evoked by each one. Synesthesia (American English) or synaesthesia (British English) is a perceptual ...
Closed-eye hallucination. 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 ...
The "Heshang Gong version" (see below) explains textual references to Daoist meditation, but the "Wang Bi version" explains them away. Wang Bi (226–249) was a scholar of Xuanxue "mysterious studies; neo-Daoism", which adapted Confucianism to explain Daoism, and his version eventually became the standard Tao Te Ching interpretation.
Meditation and its effect on brain activity and the central nervous system became a focus of collaborative research in neuroscience, psychology and neurobiology during the latter half of the 20th century. Research on meditation sought to define and characterize various practices. The effects of meditation on the brain can be broken up into two ...
Hypnagogia is the transitional state from wakefulness to sleep, also defined as the waning state of consciousness during the onset of sleep. Its opposite state is described as hypnopompia – the transitional state from sleep into wakefulness. Mental phenomena that may occur during this "threshold consciousness" phase include hypnagogic ...
Cyanopsia. Cyanopsia is a medical term for seeing everything tinted with blue. It is also referred to as blue vision. Cyanopsia often occurs for a few days, weeks, or months after removal of a cataract from the eye. Cyanopsia also sometimes occurs as a side effect of taking sildenafil, tadalafil, or vardenafil. [1]
The Transcendental Meditation (TM) technique is that associated with Transcendental Meditation, developed by the Indian spiritual figure Maharishi Mahesh Yogi. It uses a private mantra and is practised for 20 minutes twice per day while sitting comfortably with closed eyes. [1][2] TM instruction encourages students to be not alarmed by random ...
In Buddhism, the Seven Factors of Awakening (Pali: satta bojjhaṅgā or satta sambojjhaṅgā; Skt.: sapta bodhyanga) are: Mindfulness (sati, Sanskrit smṛti). To maintain awareness of reality, in particular the teachings (dhamma). Investigation of the nature of reality (dhamma vicaya, Skt. dharmapravicaya). Equanimity (upekkhā, Skt. upekshā).