Results 161 to 170 of about 67,554 (364)

Analysis of the dynamic changes in the soft palate and uvula in obstructive sleep apnea-hypopnea using ultrafast magnetic resonance imaging

open access: yes, 2014
Apnea and the respiratory cycle are dynamic processes in obstructive sleep apnea-hypopnea (OSAH), which occur only during sleep. Our study aimed to observe the dynamic changes in the soft palate and the uvula during wakefulness and sleep using ultrafast ...
Hu, R.D.   +5 more
core   +1 more source

Intermittent hypoxia increases lipid insulin resistance in healthy humans: A randomized crossover trial

open access: yesJournal of Sleep Research, Volume 34, Issue 2, April 2025.
This scheme illustrates the main results of the present study showing an increase in circulating free fatty acids (FFA) that are likely to be related to several mechanisms like decrease in FFA insulin sensitivity and increase in FFA production. Significant changes are labelled in white, and non‐significant or hypothesis are labelled in pale green ...
Anne Briançon‐Marjollet   +8 more
wiley   +1 more source

The effects of simulated obstructive apnea and hypopnea on arrhythmic potential in healthy subjects [PDF]

open access: yes, 2018
Preliminary evidence supports an association between OSA and cardiac dysrhythmias. Negative intrathoracic pressure, as occurring during OSA, may provoke cardiac dysrhythmias.
Camen, Giovanni   +6 more
core  

Association between obstructive sleep apnea (OSA) and COVID‐19 severity

open access: yesJournal of Sleep Research, Volume 34, Issue 2, April 2025.
Summary Obstructive sleep apnea and sleep‐related hypoxia have been associated with higher rates of hospitalization and mortality among patients with Coronavirus disease 2019 (COVID‐19). We further explored the association between obstructive sleep apnea, COVID‐19 severity and related mortality.
Oria Nassi‐Liberman   +4 more
wiley   +1 more source

The dynamics of cyclic‐periodic phenomena during non‐rapid and rapid eye movement sleep

open access: yesJournal of Sleep Research, Volume 34, Issue 2, April 2025.
Summary Sleep is a complex physiological state characterized by distinct stages, each exhibiting unique electroencephalographic patterns and physiological phenomena. Sleep research has unveiled the presence of intricate cyclic‐periodic phenomena during both non‐rapid eye movement and rapid eye movement sleep stages. These phenomena encompass a spectrum
Maria P. Mogavero   +5 more
wiley   +1 more source

Oximetry Alone Versus Portable Polygraphy for Sleep Apnea Screening Before Bariatric Surgery [PDF]

open access: yes, 2018
Background: Screening for obstructive sleep apnea (OSA) is recommended as part of the preoperative assessment of obese patients scheduled for bariatric surgery.
Giusti, Vittorio   +5 more
core  

Hubungan derajat friedman tounge position dengan nilai apnea-hypopnea index dan nilai low oksigen saturation pada pasien obstructive sleep apnea

open access: diamond, 2022
Ahmad Effendi   +7 more
openalex   +2 more sources

Feasibility and usability of three consecutive nights with self‐applied, home polysomnography

open access: yesJournal of Sleep Research, Volume 34, Issue 2, April 2025.
Summary In‐laboratory polysomnography, the gold‐standard for diagnosing sleep disorders, is resource‐demanding and not conducive to multiple night evaluations. Ambulatory polysomnography, especially when self‐applied, could be a viable alternative. This study aimed to assess the feasibility and reliability of self‐applied polysomnography over three ...
Dimitri Ferretti   +7 more
wiley   +1 more source

Unraveling sleep respiratory dysfunction in amyotrophic lateral sclerosis: Beyond the apnea-hypopnea index and sleep-related hypoxia [PDF]

open access: gold
Andi Nuredini   +10 more
openalex   +2 more sources

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