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  2. Hypnic jerk - Wikipedia

    en.wikipedia.org/wiki/Hypnic_jerk

    A hypnic jerk, hypnagogic jerk, sleep start, sleep twitch, myoclonic jerk, or night start is a brief and sudden involuntary contraction of the muscles of the body which occurs when a person is beginning to fall asleep, often causing the person to jump and awaken suddenly for a moment.

  3. Hot mic - Wikipedia

    en.wikipedia.org/wiki/Hot_mic

    A special case of hot mic is the microphone gaffe, in which the microphone is actively collecting and transmitting sound gathered near a subject who is unaware that their remarks are being transmitted and recorded, allowing unintended listeners or viewers to hear parts of conversations not intended for public consumption. Such errors usually ...

  4. Exploding head syndrome - Wikipedia

    en.wikipedia.org/wiki/Exploding_head_syndrome

    Individuals with exploding head syndrome hear or experience loud imagined noises as they are falling asleep or are waking up, have a strong, often frightened emotional reaction to the sound, and do not report significant pain; around 10% of people also experience visual disturbances like perceiving visual static, lightning, or flashes of light.

  5. Discord - Wikipedia

    en.wikipedia.org/wiki/Discord

    Discord Nitro subscribers received a free "What's Up Wumpus" sticker pack focused on Discord's mascot, Wumpus. [99] In May 2023, Discord made most stickers free to all users. In October 2022, the "Discord Nitro Classic" subscription tier was replaced by a $2.99 "Discord Nitro Basic", which features a subset of features from the $9.99 "Nitro" tier.

  6. Timeline of events associated with Anonymous - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_events...

    January 14: Anonymous declared war on the Church of Scientology and bombarded them with DDoS attacks, harassing phone calls, black faxes, and Google bombing. [7] [8]February–December: Known as Project Chanology, Anonymous organized multiple in-person pickets in front of Churches of Scientology world-wide, starting February 10 and running throughout the year, achieving coordinated pickets in ...

  7. Classification of sleep disorders - Wikipedia

    en.wikipedia.org/wiki/Classification_of_sleep...

    Sleep Disorders were classified into dysomnias and parasomnias. 1990 ICSD Expanded previous system into Dysomnias, Parasomnias, Symptomatic and Proposed disorder of sleep 1990 ICD-10 [11] Organic sleep disorders included under nervous system disorder, nonorganic under psychiatric disorders and a third category as manifestation of other diseases ...

  8. Circadian rhythm sleep disorder - Wikipedia

    en.wikipedia.org/wiki/Circadian_rhythm_sleep...

    A circadian rhythm is an entrainable, endogenous, biological activity that has a period of roughly twenty-four hours. This internal time-keeping mechanism is centralized in the suprachiasmatic nucleus (SCN) of humans, and allows for the internal physiological mechanisms underlying sleep and alertness to become synchronized to external environmental cues, like the light-dark cycle. [4]

  9. Contact microphone - Wikipedia

    en.wikipedia.org/wiki/Contact_microphone

    A contact microphone is a form of microphone that senses audio vibrations through contact with solid objects. [1] Unlike normal air microphones, contact microphones are almost completely insensitive to air vibrations but transduce only structure-borne sound.