Covid-19 and Hypoxia

Hypoxia is a deficiency of oxygen in tissues. the term is usually confused with anoxia which means a complete absence of oxygen in tissues. Hypoxia deprives the tissues an essential…

Oxygen Poisoning and Home-made Ventilators for Covid-19

Breathing pure oxygen at atmospheric pressure does not present any problems unless it is continued for several hours. Under these conditions, there is there is only a slight increase in…