Signs of low oxygen level in COVID-19 patients

Due to a rise in the number of severe COVID-19 patients, many were left scavenging for hospital beds and gasping for breath, while the country experienced a massive shortage of oxygen supplies. Given that the second wave of coronavirus took a heavy toll on a large population and claimed many lives, it is important to monitor one's oxygen level and take all the measures to keep oneself afloat during these trying times.

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