There are many invisible bacteria on our hands. Hand washing is the easiest method of protection from disease-causing bacteria, especially influenza and Covid-19 infection. We collect germs with our hands as we touch peo ...
Read MoreThe SARS-COV-2 Delta variant, also known as B.1.617.2 Lineage, It is a variant of the B.1.617 lineage of SARS-COV-2, the virus that causes Covid-19. It was first detected in India at the end of 2020 and was named & ...
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