As of late Monday, Illinois had 2,379 COVID-19 patients in the hospital, the most since February 2. IDPH will update breakthrough data on Wednesday.

As of late Sunday, Illinois had 2,287 COVID-19 patients in the hospital, the most since September 9

The World Health Organization says it could still take some time to get a full picture of the threat posed by omicron, a new variant of the coronavirus as scientists worldwide scramble to assess its multiple mutations