While we hear more and more about the infection with Delta Coronavirus, scientists are doing their best to find out the efficiency that vaccines have against it. Their reports are very different unfortunately. Different statistics Researchers collected data from different ...

Medical experts worldwide are worried about the spread of the Delta variant of COVID that first appeared in India. The strain is considered more transmissible than other forms of the coronavirus, and Tedros Adhanom Ghebreyesus, who is the director general ...