Seems like everyone’s got Covid again. Vox’s in-house epidemiologist, Dr. Keren Landman, delivers the good news and the bad news about Pirola.

This episode was produced by Jon Ehrens and Siona Peterous, edited by Amina Al-Sadi, fact-checked by Laura Bullard with help from Amanda Lewellyn, engineered by David Herman, and hosted by Sean Rameswaram

Transcript at vox.com/todayexplained

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