Coronavirus is a family of viruses that cause respiratory infections. The new coronavirus agent
was discovered on 12/31/19 after cases registered in China. It causes a coronavirus disease
(COVID-19)
The first human coronaviruses were the first in 1937. However, it was in 1965 that the virus was
described as coronavirus, due to a profile under microscopy, looking like a crown.
Most people become infected with common coronaviruses throughout their lives, with young
children being more likely to become infected with the most common type of virus. The most
common coronaviruses that infect humans are the alpha coronavirus 229E and NL63 and beta
coronavirus OC43, HKU1.
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