Coronavirus or Covid-19 is an infectious disease caused by the SARS-CoV-2 virus. It is a viral disease that turned into a pandemic in early 2020. The first known case was recorded in Wuhan, China, in December 2019. Coronavirus has multiple variants such as Delta and Omicron, and its most common symptoms are fever, chills and sore throat.
I observe only white
Complexed persons are badly affected by corona and mortality rate is high among them. I am of the opinion their life styles are highly heigenic and they do not have antibodies or immune system to encounter these highly dangerous disease. I compare them with white leghorned chickens which are highly proned to die even with a small infection, while country chicken withstand disease attacks.