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Three Reasons Why COVID-19 Can Cause Silent Hypoxia

Summary by Cindy Olmstead

Many people with severe COVID-19 and dangerously low oxygen levels do not have difficulty breathing or shortness of breath, thus the condition was dubbed “silent” hypoxia. To learn what causes silent hypoxia — abnormally low — researchers tested three different scenarios. As reported by Science Daily, the researchers first looked at how COVID-19 impacts the lungs' ability to regulate where blood is directed, causing the lungs of some patients to lose the ability to...