What does it mean to be immunocompromised?

Discussions about COVID-19 and vaccines often mention immunocompromised individuals’ risk for serious infection and whether those individuals will need vaccine boosters. But what does it mean to be immunocompromised? Last month’s blog post explored the basics of immunity, so you might want to check that out if you need a reminder of B-cells, antibodies, macrophages, …

B-cells, T-cells, and macrophages, oh my!: Understanding immunity

Now that a large number of people are at least partially vaccinated in the U.S. and COVID is on a downswing, the question has turned from whether vaccines work to how long they work and how well they will continue to work against variants. There are also questions about natural immunity and how long it …