Why is the Delta variant more contagious, should the vaccinated worry? Doctors explain to Newsweek what breakthrough cases mean for future mutations that may be even more contagious.
With growing concern over the highly contagious strain,asked several health experts to break down what exactly the Delta variant is and whether vaccinated people should still be worried about contracting the virus.
The Delta variant was first detected in India last December and has become the dominant circulating virus in most countries. As of last week, CDC data indicates that the variant is responsible for 83 percent of COVID-19 infections in the U.S. The Delta variant was first detected in India last December and has become the dominant circulating virus in most countries, including the U.S. A medical assistant administers a COVID-19 test to a person on July 14, 2021 in Los Angeles.Doctors across the U.S. have noticed that the rapid spread of the variant has resulted in a shift in who is being admitted to the nation's hospitals.that younger people are accounting for a greater number of COVID patients than ever seen before.
Although unvaccinated people represent the bulk of COVID patients, experts also say that the Delta variant has led to an increased number of breakthrough infections among vaccinated individuals. Federal officials have stressed that people should continue to get vaccinated amid the surge of the variant as preliminary data shows that the three vaccines approved in the U.S. are all effective against Delta.
On Tuesday, the CDC changed course on some masking guidelines after data shows that the highly transmissible Delta variant is seeing an increase in breakthrough cases among vaccinated people. Commuters, most of whom wear face masks, travel on the L train system in the Loop on July 27, 2021 in Chicago."Vaccination is the best step one can take to prevent hospitalization/severe illness/death from a COVID-19 infection," Sullivan said.
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