These coronavirus variants are keeping scientists awake at night ktvz.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from ktvz.com Daily Mail and Mail on Sunday newspapers.
Jan 31, 2021 / 03:36 PM EST
(CNN) A variant suspected of helping fuel a surge of coronavirus in Brazil’s Amazon region shows up in Minnesota. Another that’s been worrying officials in South Africa pops up in two places in South Carolina and, just days later, in Maryland.
Scientists are not surprised to see the coronavirus changing and evolving it’s what viruses do, after all. And with so much unchecked spread across the US and other parts of the world, the virus is getting plenty of opportunity to do just that.
Four of the new variants are especially worrisome.
“The variants that have been identified recently seem to spread more easily. They’re more transmissible, which can lead to increased number of cases, and increased stress on our already overtaxed system,” Dr. Rochelle Walensky, the newly appointed director of the Centers for Disease Control and Prevention, said in a briefing Wednesday.
Variant strains of coronavirus have been turning up across the US, including new types seen first in the UK, South Africa and Brazil. Here's what we know about them.
كورونا المتحور: لماذا علينا القلق من السلالة الجديدة؟ annabaa.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from annabaa.org Daily Mail and Mail on Sunday newspapers.