Tag: covid-19

According to medical science, when 80 to 85 percent of the population is vaccinated against a specific infectious disease, almost all members of that population become immune to the same disease. This is called hard immunity or community immunity. Coronavirus...

There is an almost continuous outbreak of coronavirus in Europe After a temporary break, the infection is increasing again Although England has lifted the rules, many other countries are taking new and tough steps Corona virus has been spreading in...

There is an almost continuous outbreak of coronavirus in Europe After a temporary break, the infection is increasing again Although England has lifted the rules, many other countries are taking new and tough steps Corona virus has been spreading in...