Translational approaches to understanding metabolic dysfunction and cardiovascular consequences of obstructive sleep apnea.
Level 5 - mechanism / opinion, no new human data
Narrative review synthesizing mechanistic animal models and clinical concepts without original trial data or systematic synthesis.
PubMed 26232233 · doi:10.1152/ajpheart.00094.2015
What was done
The authors reviewed basic, animal model, and clinical literature investigating how the intermittent hypoxia characteristic of obstructive sleep apnea (OSA) induces metabolic dysfunction and elevates cardiovascular risk.
What was found
The abstract reports no numerical data or effect sizes. It qualitatively summarizes that hypoxic stress in OSA drives systemic pathological processes, including sympathetic activation, systemic inflammation, endothelial dysfunction, and impaired glucose and lipid metabolism.
Why it matters
It outlines the mechanistic cascade connecting sleep-disordered breathing to major cardiovascular endpoints like hypertension, myocardial infarction, and stroke.
Limits
This is a narrative review with no original data, sample size reporting, or systematic search protocol. Findings heavily rely on animal models of intermittent hypoxia, which carry recognized translational limitations when applied to human clinical disease.
Cited by
- supports Untreated sleep apnea can cause damage and dysfunction in the liver, kidneys, brain, heart, and immune system.