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A. People who have severe cases of COVID-19 can develop pneumonia and/or an acute respiratory distress syndrome where the lungs are not able to work properly fail. A ventilator is used to help them breath.

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A. Ventilators gently push air into a patient’s airways and lungs. These machines must manage this pressure so as to not cause any additional harm to a patient.

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CLAIM: There is a simple self-check that can be done every morning to see if you have the coronavirus. Take a deep breath and hold it for more than 10 seconds. If you complete it successfully without discomfort, stuffiness or tightness it proves there is no fibrosis in the lungs, basically indicating no infection.

The potential for blowing dust as a result of gusty winds has prompted local air pollution officials to issue a health cautionary statement th…

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Patients are coming into hospitals with cough, chest pain, shortness of breath, fatigue and vomiting. Imaging tests show lung injuries and doctors can’t find infections or other causes.

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It’s not final proof, but experts who examined lung tissue from 17 patients say the damage looks like chemical burns, similar to what would be seen in people exposed to poisonous gases. Dr. Brandon Larsen of Mayo Clinic Arizona says he believes toxic fumes are causing at least some of the illnesses. The study was published Wednesday in the New England Journal of Medicine.