Research
Mixed
Obstructive sleep apnea syndrome (OSAS) causes intermittent hypoxia (IH) and hypercapnia, which trigger gut microbiota dysbiosis, intestinal barrier impairment, and altered metabolites, leading to systemic oxidative stress, inflammation, and sympathetic activation.
If you have OSAS, treating the airway collapse is essential to stop the cycle of intermittent hypoxia that damages your gut and increases systemic inflammation. This goes beyond just feeling rested; it prevents long-term metabolic and cardiovascular harm.
GoodSupportsHIGH confidence
For example, IH can induce gut microbiota (GM) dysbiosis, impair the intestinal barrier, and alter intestinal metabolites. These mechanisms ultimately lead to secondary oxidative stress, systemic inflammation, and sympathetic activation.
Why this rating
Review article summarizing multiple studies; high quality review but not primary RCT data.
Source
Pathophysiological mechanisms and therapeutic approaches in obstructive sleep apnea syndrome
Renjun Lv et al. · Signal Transduction and Targeted Therapy · 2023
DOI 10.1038/s41392-023-01496-3
narrative_reviewCited 412×
Read the paper DOI resolved against Crossref · corpus check 2026-06-10
More from this paper
- Obesity contributes to OSAS pathogenesis by causing upper airway narrowing due to fat deposition in the pharynx and thoracic cavity, reducing vital capacity, and altering ventilation-perfusion ratios.Good
- Nocturnal rostral fluid shift, where fluid accumulated in the legs during the day redistributes to the neck upon lying down, increases tissue pressure and upper airway collapsibility, predisposing individuals to OSAS.Good
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This is one finding among thousands. Every one is graded and traced to its source, so you can see what the evidence actually supports. Browse the research →