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  2. Noise-cancelling headphones - Wikipedia

    en.wikipedia.org/wiki/Noise-cancelling_headphones

    Noise-cancelling headphones are headphones that suppress unwanted ambient sounds using active noise control (ANC). Active noise cancellation makes it possible to listen to audio content without raising the volume excessively. In an aviation environment, noise-cancelling headphones increase the signal-to-noise ratio significantly more than ...

  3. A sleep psychologist recommends the 3-2-1 rule to help you ...

    www.aol.com/news/3-2-1-rule-expert-020757765.html

    The 3-2-1 rule. There are three things you should cut out before bed in order to achieve a better night’s sleep. Breus broke down what they are and when to quit them with these simple guidelines ...

  4. Soundcore Sleep A10 review: Super-small earbuds to help ... - AOL

    www.aol.com/lifestyle/soundcore-sleep-a10-review...

    Soundcore Sleep A10: The sound and the fury. These aren't just for nighttime use; the A10 earbuds can play music, podcasts and the like from any app on your phone. While that adds value to the ...

  5. Non-24-hour sleep–wake disorder - Wikipedia

    en.wikipedia.org/wiki/Non-24-hour_sleep–wake...

    Non-24-hour sleep–wake disorder (non-24[ 1 ] or N24SWD[ 2 ]) is one of several chronic circadian rhythm sleep disorders (CRSDs). It is defined as a "chronic steady pattern comprising [...] daily delays in sleep onset and wake times in an individual living in a society". [ 3 ] Symptoms result when the non-entrained (free-running) endogenous ...

  6. Free-running sleep - Wikipedia

    en.wikipedia.org/wiki/Free-running_sleep

    Free-running sleep. Free-running sleep is a rare sleep pattern whereby the sleep schedule of a person shifts later every day. [1] It occurs as the sleep disorder non-24-hour sleep–wake disorder or artificially as part of experiments used in the study of circadian and other rhythms in biology. Study subjects are shielded from all time cues ...

  7. Olivia Rodrigo’s New Sony Earbuds Collab Was Designed to Make ...

    www.aol.com/lifestyle/olivia-rodrigo-sony...

    These headphones won’t be officially released until next month, but you can preorder Sony’s Olivia Rodrigo LinkBuds S on Sony.com now. And if you’re trying to make sure you get a pair before ...

  8. Delayed sleep phase disorder - Wikipedia

    en.wikipedia.org/wiki/Delayed_sleep_phase_disorder

    Delayed sleep phase disorder (DSPD), more often known as delayed sleep phase syndrome and also as delayed sleep–wake phase disorder, is the delaying of a person's circadian rhythm (biological clock) compared to those of societal norms. The disorder affects the timing of biological rhythms including sleep, peak period of alertness, core body ...

  9. Irregular sleep–wake rhythm disorder - Wikipedia

    en.wikipedia.org/wiki/Irregular_sleep–wake...

    Neurology. Irregular sleep–wake rhythm disorder (ISWRD) is a rare form of circadian rhythm sleep disorder. [2][3] It is characterized by numerous naps throughout the 24-hour period, no main nighttime sleep episode, and irregularity from day to day. [4] Affected individuals have no pattern of when they are awake or asleep, may have poor ...