Pfizer's Covid-19 shot causes mostly mild side effects in young kids - US CDC

Pfizer Inc and BioNTech SE's Covid-19 vaccine caused mostly mild side effects in children aged five to 11 years, according to data published by the US Centers for Disease Control and Prevention on Thursday.

The data showed that after the second dose of the vaccine some children reported injection-site pain and other systemic reactions such as fatigue and headache.

The CDC said it also...