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  2. Neuroscience of sleep - Wikipedia

    en.wikipedia.org/wiki/Neuroscience_of_sleep

    NREM Stage 1 (N1 – light sleep, somnolence, drowsy sleep – 5–10% of total sleep in adults): This is a stage of sleep that usually occurs between sleep and wakefulness, and sometimes occurs between periods of deeper sleep and periods of REM. The muscles are active, and the eyes roll slowly, opening and closing moderately.

  3. Ganzfeld effect - Wikipedia

    en.wikipedia.org/wiki/Ganzfeld_effect

    The effect is the result of the brain amplifying neural noise in order to look for the missing visual signals. [2] [better source needed] The noise is interpreted in the higher visual cortex, and gives rise to hallucinations. [3] It has been most studied with vision by staring at an undifferentiated and uniform field of color.

  4. Doctors Say This Nighttime Behavior Can Be A Sign Of Dementia

    www.aol.com/doctors-nighttime-behavior-sign...

    “Encourage activities and exposure to natural light during the day to support healthy sleep-wake cycles.” It's also crucial to try to avoid overstimulation in the evenings by limiting loud ...

  5. This Nighttime Habit Could Be A Key Indicator Of Dementia ...

    www.aol.com/nighttime-habit-could-key-indicator...

    "The mechanisms that rid waste from the brain are far more active when we sleep." When you have healthy sleep, the glymphatic system in your brain—which pumps out waste products—is more active ...

  6. Exercise and deep sleep give the brain a 24-hour boost - AOL

    www.aol.com/exercise-deep-sleep-brain-24...

    Improvement to cognitive performance caused by exercise could last for 24 hours, a new study shows. Scientists also linked getting 6 or more hours of sleep to better memory test scores the next day.

  7. Sleep - Wikipedia

    en.wikipedia.org/wiki/Sleep

    The most pronounced physiological changes in sleep occur in the brain. [10] The brain uses significantly less energy during sleep than it does when awake, especially during non-REM sleep. In areas with reduced activity, the brain restores its supply of adenosine triphosphate (ATP), the molecule used for short-term storage and transport of ...

  8. Suprachiasmatic nucleus - Wikipedia

    en.wikipedia.org/wiki/Suprachiasmatic_nucleus

    The suprachiasmatic nucleus or nuclei (SCN) is a small region of the brain in the hypothalamus, situated directly above the optic chiasm. It is responsible for regulating sleep cycles in animals. [ 1 ] [ 2 ] Reception of light inputs from photosensitive retinal ganglion cells allow it to coordinate the subordinate cellular clocks of the body ...

  9. 7 Easy Ways to Stimulate Your Brain As You Age ... - AOL

    www.aol.com/7-easy-ways-stimulate-brain...

    Put the phone down and grab a book. Whether you prefer a steamy romance novel, a fascinating piece of nonfiction, or a moody mystery, reading boasts tons of benefits for your brain.