New variants of the coronavirus are circulating around the globe and causing some concern among experts. One in particular, variant B.1.1.7, has been found to more easily spread from one person to another. This new variant has already been identified in several states in the US. To understand how this will affect the course of the pandemic, CNN’s Chief Medi ... Show More
May 2020
Is the Virus Getting Worse?
Last week, researchers at the Los Alamos National Laboratory released alarming news: At least one variant of the virus that causes Covid-19 had significantly mutated to become more contagious. If true, this would have major implications. A new variant could, for example, hamper e ... Show More
12m 37s
Nov 2021
Omicron's Arrival Is 'Wake-Up Call' That The Pandemic Is Ongoing
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
11m 36s
Mar 2021
Covid mutants: What are the risks?
A year into the Covid crisis, German Chancellor Angela Merkel this week announced her country was facing what amounts to ‘a new pandemic’. “The mutation from Great Britain has taken over,” she warned. “It is clearly more lethal, more contagious, and contagious longer.” Even in co ... Show More
49m 45s
May 2021
As the Indian variant takes over, some good news
The so-called Indian coronavirus variant B617 is on a mission to take over the world, and it appears that it's slowly achieving that goal.
According to recent data from the UK, it's edging out the local version B117 to become the dominant variant.
So what does this all mean? Well ... Show More
8m 56s