A coronavirus (COVID-19) variant has become dominant in the USA and Roger Seheult, MD of MedCram responds to 10 common questions including: 00:00 If someone is fully vaccinated or already had COVID, how worried should they be about the Delta…

Roger Seheult, MD of MedCram explains how “natural immunity” (from a previous COVID-19 infection) compares with vaccines (Pfizer, Moderna, AstraZeneca) VS. the Delta coronavirus variant. (This video was recorded on July 24, 2021). Correction: Strasbourg is in France (near the…