COVID: did a delayed second dose give the delta variant an evolutionary helping hand?
Viewed from the perspective of evolutionary selection, it seems that the UK government’s decision to lengthen the period between first and second vaccine doses provided delta with an extra window to infect people.
I'm fully vaccinated – should I keep wearing a mask for my unvaccinated child?
Fully vaccinated adults are celebrating their new freedom and removing their face masks. Yet for parents of children under age 12, the rejoicing might be short-lived.
I’m fully vaccinated but feel sick – should I get tested for COVID-19?
If you have symptoms of COVID-19, you should get tested for COVID-19 even if you are fully vaccinated.