Originally Posted by
Chronic Snoozer
I don’t believe influenza is a ‘coronavirus’, nor the common cold, which is a rhinovirus. Just for clarity.
Some common cold virus's are coronavirus's.
Four, actually:
HCoV-NL63, HCoV-229E, HCoV-OC43 and HCoV-HKU1.
This article discusses them, and the problem of immunity which only lasts around 12 months - a problem that could also exist with SARS-CoV-2 vaccines - we just don't know yet.