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Therese Raphael

Are Rising Hepatitis Cases in Kids Linked to Covid?

There are a number of theories to explain the increase in cases. So far, the evidence is scant for any of them. 

Another health mystery.

Another health mystery.

Photographer: Drew Angerer/Getty Images North America

(This column was co-authored by Sam Fazeli)

Over the past month, the UK, U.S. and other countries have reported increasing cases of acute hepatitis, or inflammation of the liver, in otherwise healthy children, some as young as one month old. Some have required liver transplants and at least one death has been reported.