Most people infected with omicron variant ‘didn’t know they had it,’ study finds The HillMany Infected With Omicron Covid Infections Don't Know, Study Suggests Forbes Breaking NewsHalf of People With Omicron Don't Know They're Infected, Study Says TIMEOmicron overrated? Most patients with this COVID variant don't even know they're sick Study FindsHow much virus does a person with COVID exhale?