Does delta cause more severe COVID-19? Here's what we know — and don't

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https://i.cbc.ca/1.6153472.1629999545!/fileImage/httpImage/image.jpg_gen/derivatives/16x9_460/1335275788.jpg A small-but-growing body of research suggests the highly-contagious delta variant raises your risk of serious illness, but it’s tough to know for sure if it's the root cause of more severe*COVID-19, both researchers and outside experts say.


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