Understanding Silent Spreaders

The coronavirus is hitting Latin America in ways unseen in the developed world. In Mexico, Covid-19 is savaging a health care system that was already inadequate. Doctors and nurses in Mexico say they lack masks and gloves. Hospitals are at 80% capacity in Mexico City. More than 2 ...  Show more

When the country went into lockdown this spring, it forced kids to adapt to a new life at home. The adjustment for them--and their parents -- has been huge. Experts still aren’t sure what will happen in the upcoming school year, meaning kids could be living in quarantine for much ...  Show more

Last week, an official at the World Health Organization said asymptomatic transmission of the coronavirus appears to be rare. They’ve since clarified their remarks. CNN’s Chief Medial Correspondent Dr. Sanjay Gupta sets the record straight on who can transmit the virus. To learn ...  Show more

The coronavirus is still circulating and mutating — case in point, the World Health Organization has designated a new variant of concern, called omicron. The variant appears to have some characteristics that may make it more transmissible than others, but much about it is still u ...  Show more

Some people are responsible for spreading the virus more than others. These people have been called "super spreaders," but are they really different from the rest of us? CNN’s Chief Medical Correspondent Dr. Sanjay Gupta talks to Professor Elizabeth McGraw, the director of the Ce ...  Show more

At the end of January, long before the world understood that seemingly healthy people could spread the coronavirus, a doctor in Germany tried to sound the alarm. Today, we look at why that warning was unwelcome.

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