American Journal of Respiratory and Critical Care Medicine, may help clinicians better support patients with severe cases of COVID-19.Stay informed with live updates on the current COVID-19 outbreak and visit our coronavirus hub for more advice on prevention and treatment.The ongoing COVID-19 pandemic holds many mysteries.
Among the more baffling has been the frequency of silent hypoxemia, or happy hypoxia, as it has been dubbed in the media.Hypoxemia is defined as “a decrease in the partial pressure of oxygen in the blood.” As blood oxygen levels begin to reduce, a person may experience shortness of breath, also called dyspnea.