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  2. Auditory masking - Wikipedia

    en.wikipedia.org/wiki/Auditory_masking

    Auditory masking. In audio signal processing, auditory masking occurs when the perception of one sound is affected by the presence of another sound. [ 1] Auditory masking in the frequency domain is known as simultaneous masking, frequency masking or spectral masking. Auditory masking in the time domain is known as temporal masking or non ...

  3. Effect of spaceflight on the human body - Wikipedia

    en.wikipedia.org/wiki/Effect_of_spaceflight_on...

    The steam may bloat the body up to twice its normal size and slow down circulation, but tissues are elastic and porous enough to prevent rupture. [35] Technically, ebullism is considered to begin at an elevation of around 19 kilometres (12 mi; 62,000 ft) or pressures less than 6.3 kPa (47 mm Hg ), [ 36 ] known as the Armstrong limit . [ 20 ]

  4. Health effects from noise - Wikipedia

    en.wikipedia.org/wiki/Health_effects_from_noise

    Elevated workplace or environmental noise can cause hearing impairment, tinnitus, hypertension, ischemic heart disease, annoyance, and sleep disturbance. [ 3][ 4] Changes in the immune system and birth defects have been also attributed to noise exposure. [ 5] Although age-related health effects ( presbycusis) occur naturally with age, [ 6] in ...

  5. Take 20% Off Raycon Earbuds, Headphones and Speakers ... - AOL

    www.aol.com/entertainment/20-off-raycon-earbuds...

    These Basic Earbuds. The Work Earbuds Classic. Raycon. For everyday wear that’s easy to take in and out, these buds are the perfect pick! See it! Get The Work Earbuds Classic (originally $120 ...

  6. Doctors Say Pooping This Many Times a Day Means You ... - AOL

    www.aol.com/doctors-pooping-many-times-day...

    Meaning, certain organs in their bodies weren’t working at an ideal level when people pooped outside of the normal range. The researchers discovered an ideal amount of BMs that signaled someone ...

  7. Why sudden loud booms sometimes occur when it's very ... - AOL

    www.aol.com/weather/why-sudden-loud-booms...

    This is because snow acts as an insulator when it is deep enough. As little as 6 inches of snow is enough to keep the freezing air from affecting the ground when the temperature drops rapidly ...

  8. Noise-induced hearing loss - Wikipedia

    en.wikipedia.org/wiki/Noise-induced_hearing_loss

    Otorhinolaryngology, audiology. Noise-induced hearing loss ( NIHL) is a hearing impairment resulting from exposure to loud sound. People may have a loss of perception of a narrow range of frequencies or impaired perception of sound including sensitivity to sound or ringing in the ears. [1] When exposure to hazards such as noise occur at work ...

  9. 6 Pairs of Headphones Tough Enough for Any Workout - AOL

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    WH-1000XM4. The Sony WH-1000XM4 headphones are a relatively new kid on the block, but honestly, they're not reinventing the wheel here. They're more like the sequel to the blockbuster movie that ...