Sleep deficiency promotes Alzheimer's disease development and progression
Ya-Nan Lv1, Yu Cui2, Bo Zhang1
1Department of Neuroscience, Institute of Chinese Medicine, Heilongjiang University of Chinese Medicine, Harbin, China.
Frontiers in Neurology
|January 2, 2023
Summary
Sleep deprivation is linked to Alzheimer's disease risk factors like oxidative stress and neuroinflammation. Understanding these connections may help develop new treatments for Alzheimer's disease.
Area of Science:
- Neuroscience
- Sleep Medicine
- Pathology
Background:
- Sleep disorders are prevalent in modern society.
- Chronic sleep deficiency is a known risk factor for Alzheimer's disease (AD).
- The precise mechanisms linking sleep problems to AD pathogenesis are not fully understood.
Purpose of the Study:
- To investigate the role of sleep deprivation in Alzheimer's disease pathogenesis.
- To review existing literature on the association between sleep disturbances and AD.
- To provide a theoretical basis for AD prevention and treatment strategies.
Main Methods:
- Systematic review of relevant scientific studies.
- Analysis of the relationship between sleep deprivation and key AD pathological markers.
- Examination of molecular and cellular changes associated with insufficient sleep.
Main Results:
- Sleep deficiency is associated with increased oxidative stress, beta-amyloid protein deposition, tau hyperphosphorylation, and neuroinflammation.
- Insufficient sleep correlates with elevated glucocorticoid levels and reduced brain-derived neurotrophic factor (BDNF).
- Sleep deprivation leads to a decrease in the number of synapses in the central nervous system, promoting AD progression.
Conclusions:
- A significant body of evidence supports a strong association between sleep disturbances and Alzheimer's disease.
- Sleep insufficiency plays a crucial role in the pathogenesis of AD through various biological pathways.
- Findings suggest potential targets for therapeutic interventions and preventative measures for Alzheimer's disease.
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