What We Know About the Covid VaccineAs the United States gears up to deliver the first Covid-19 vaccine from Pfizer, we are beginning to see light at the end of the tunnel. Here is what we know so far. Robin Stoloff
New Study Shows COVID-19 Vaccine Might Not Work On Heavier PeopleSeveral factors could contribute to a possible COVID-19 vaccine being unable to do its job in the bodies of those deemed obese.Jahna Michal