6 Surprising Ways Sleep Affects Your Mental Health

Cognitive skills:

  • Sleep significantly impacts cognitive function, including memory, attention, and processing speed.

  • Sleep strengthens memories, especially during deep REM sleep. 

  • Sleep helps consolidate and retain information learned during the day,

  • Sleep is essential for learning and can enhance performance beyond normal levels. 

  • Sleep positively impacts decision-making, reasoning, and language skills.

Brain Activity

Emotions

Dementia:

Experts are still trying to understand why inadequate sleep increases risk of dementia; however, one theory involves a protein in our brains called beta amyloid. Beta-amyloid is the protein that makes up the plaque found in the brains of people with impaired brain function and Alzheimer’s, a neurodegenerative disease. During the day, our brains naturally make this protein. At night, when we sleep, our brains flush the protein away.(kconvery)

Inflammation

Hormone Levels (HPA Axis)



References:

Diekelmann, Susanne. “Sleep for Cognitive Enhancement.” Frontiers in Systems Neuroscience, vol. 8, no. 46, Apr. 2014, https://doi.org/10.3389/fnsys.2014.00046.

kconvery. “Understanding the Connection between Sleep and Dementia - Harvard Pilgrim Health Care - HaPi Guide.” Harvard Pilgrim Health Care - HaPi Guide, 31 Aug. 2021, www.harvardpilgrim.org/hapiguide/understanding-the-connection-between-sleep-and-dementia/#:~:text=Experts%20are%20still%20trying%20to. Accessed 12 Sept. 2024.

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