While most had not “herd immunity” before COVID 19 struck the world now everyone is talking about “herd immunity” as the final hope for this Pandemic to end and people to resume a normal life. To get clarity of what…

If you get Covid-19 and recover does that mean you are immune to the virus? If you become immune, how long does that immunity last? We are still looking for answers to many of these questions. In the meantime, Dr.…