While Canada is still contending with the delta variant, attention has shifted to Omicron.

While there is some suggestion cases of it could be milder than past variants, there are indications it is much more transmissible, and researchers are still studying how serious it actually is.

National Post Health Reporter Sharon Kirkey joins Dave Breakenridge to discuss what we’ve learned about Omicron, what is still unknown, and why officials are still cautious despite some promising signs of milder infections

Background reading: Do we dare hope COVID-19 is becoming milder with Omicron? 'Hope isn't science'

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