Most COVID-19 infections spread by asymptomatic cases
2020-11-21 at 12:33
Experts in the United States say most coronavirus infections are spread by people who have no symptoms.
The US Center for Disease Control and Prevention said in newly updated guidance said it is one of the main reasons mask use is so important.
The agency said, “Most SARS-CoV-2 infections are spread by people without symptoms, CDC and others estimate that more than 50% of all infections are transmitted from people who are not exhibiting symptoms, this means at least half of new infections come from people likely unaware they are infectious to others.”
According to the CDC, 24% of people who transmit the virus to others never develop symptoms and another 35% were pre-symptomatic. It also said 41% infected others while experiencing symptoms