Your periodic reminder that getting #COVID only confers immunity for about a month: https://www.sbs.com.au/news/article/immunity-from-covid-19-reinfection-could-now-last-just-28-days-heres-what-you-need-to-know/60ysp5t53
Also if you can get boosted three times a year, please do that, because the MRNA boosters’ effectiveness starts to wane after 4 months: https://www.cdc.gov/mmwr/volumes/71/wr/mm7107e2.htm
h/t to the weekly Pandemic Roundup from @violetblue for the excellent image.