As BA.5 spreads, how long will a prior Covid-19 infection protect you?

 A health worker collects a swab sample for RT-PCR Covid-19 testPremium
 A health worker collects a swab sample for RT-PCR Covid-19 test
 wsj 4 min read . Updated: 19 Jul 2022, 06:17 PM IST Sumathi Reddy, The Wall Street Journal

The window between infections might be shrinking, doctors say. Here’s why.

If you have had Covid-19, how long can you expect to be protected from another infection?

Close