There are some people who have contracted COVID-19 multiple times throughout the pandemic, while others never tested positive once. This quick test uncovers the truth about past infections and immunity in those who tested positive and those who didn’t. Subscribe…

Antibodies from the Pfizer vaccine may be up to 40 times less effective against Omicron than against the original COVID strain. The first lab tests on the new variant in South Africa showed that while the strain was able to…

80% of people with COVID-19 have no symptoms or mild symptoms. Here’s why. DATA: Timestamps: 0:00 Infected with COVID-19, but no symptoms  0:17 Fascinating research 1:30 Why 80% of people have no COVID-19 symptoms  2:30 Herd immunity  In this video,…