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  2. Visual snow syndrome - Wikipedia

    en.wikipedia.org/wiki/Visual_snow_syndrome

    In these cases, visual snow is a normal reaction of the body, related to the way photoreceptors (rods) and neurons respond to weak or insufficient stimuli. [ citation needed ] However, if visual snow becomes persistent and continuous — especially if it is accompanied by other symptoms, such as headaches, difficulty focusing, or intense visual ...

  3. Health effects from noise - Wikipedia

    en.wikipedia.org/wiki/Health_effects_from_noise

    Noise has been associated with important cardiovascular health problems, particularly hypertension, as it causes an increase in levels of stress hormones and vascular oxidative stress. [2] [20] [21] [22] Noise levels of 50 dB(A) or greater at night may increase the risk of myocardial infarction by chronically elevating cortisol production. [23 ...

  4. Sensory overload - Wikipedia

    en.wikipedia.org/wiki/Sensory_overload

    Sensory overload occurs when one or more of the body's senses experiences over-stimulation from the environment. There are many environmental elements that affect an individual. Examples of these elements are urbanization, crowding, noise, mass media, and technology. [1] [2] [3] [4]

  5. The Hum - Wikipedia

    en.wikipedia.org/wiki/The_Hum

    A 1973 report cites a university study of fifty cases of people complaining about a "low throbbing background noise" that others were unable to hear. The sound, always peaking between 30 and 40 Hz (hertz), was found to only be heard during cool weather with a light breeze, and often early in the morning. These noises were often confined to a 10 ...

  6. The ‘most dangerous’ Christmas song you should never listen ...

    www.aol.com/most-dangerous-christmas-song-never...

    The ‘most dangerous’ Christmas song you should never listen to while driving — and why it could cause an accident David Landsel December 7, 2024 at 8:23 PM

  7. Myoclonus - Wikipedia

    en.wikipedia.org/wiki/Myoclonus

    The contractions are very rapid, occurring as often as 150 times a minute, and may persist during sleep. The condition usually appears in adults and can last indefinitely. People with palatal myoclonus usually regard it as a minor problem; some complain of an occasional "clicking" sound, a noise made as the soft palate muscles contract.

  8. Is light rail noise driving you crazy? We’re so sorry, and we ...

    www.aol.com/light-rail-noise-driving-crazy...

    We want to hear from you about the loudness of the train and how the noise has affected your poor, shot nerves. Please fill out the form below or send an email to alange@sacbee.com. Show comments

  9. Aura (symptom) - Wikipedia

    en.wikipedia.org/wiki/Aura_(symptom)

    The activation in the brain during an aura can spread through multiple regions continuously or discontinuously, on the same side or to both sides. [7] Auras are particularly common in focal seizures. If the motor cortex is involved in the overstimulation of neurons, motor auras can result. Likewise, somatosensory auras (such as tingling ...