Background: Limited data are available comparing air travel with the hypoxia inhalation test (HIT) in passengers with COPD. The aim of this study was to assess the predictive capability of the HIT to ...

In a recent study published in Respiratory Medicine, researchers reported that silent hypoxia was not unique to coronavirus disease 2019 (COVID-19). Silent hypoxemia syndrome, well-tolerated hypoxemia ...

A new research study provides possible explanations for COVID-19 patients who present with extremely low, otherwise life-threatening levels of oxygen, but no signs of dyspnea (difficulty breathing).

One of the physiopathological characteristics of COVID-19 that has most baffled the scientific and medical community is what is known as "silent hypoxemia" or "happy hypoxia". Patients suffering this ...

IN normal persons chronic hypoxia results in polycythemia. This phenomenon has been recognized and studied in high-altitude dwellers, and data obtained from such studies have come to be accepted as ...

Shortness of breath, also known as dyspnea, is a patient’s subjective experience. For a long time, we thought that observable measurements, like the degree to which our blood was oxygenated, was ...

Please provide your email address to receive an email when new articles are posted on . In models accounting for demographics, hypertension, stroke and more, hypoxemia and sleep apnea were linked to ...

Although coronary arteriograms of a 48-year-old woman with exertional chest pain typical of angina pectoris and an abnormal exercise electrocardiogram were normal, myocardial hypoxia and anaerobic ...

Paul T. Kelly, MSc; Maureen P. Swanney, PhD; Leigh M. Seccombe, MSc; Chris Frampton, PhD; Matthew J. Peters, MD, PhD, FCCP; Lutz Beckert, MD, FCCP This research was ...