Delta variants: CDC director says highly infectious strains account for 83% of new COVID-19 cases in the United States


The director of the US Centers for Disease Control and Prevention said on Tuesday that the number of new COVID-19 cases caused by the highly contagious Delta variant has increased sharply since early July.

Dr. Rochelle Walensky told the U.S. Senate Committee This variant now accounts for 83% of new cases in the United States, according to CNNThis is an increase from 50% in the week of July 3.

According to a CNN report, Andy Slavitt, a former senior adviser to President Joe Biden’s COVID response team, said: “It’s twice as infectious.” “Fortunately, with The difference in 2020 is that we actually have a tool to stop the development of the Delta variant: it is called a vaccine.”

However, since the vaccine was first provided to the public, the vaccination rate has slowed significantly. According to statistics, only 56.9% of the eligible population in the United States (12 years and older) are fully vaccinated. CDC data.

A poll released on Tuesday Aksios It shows that most unvaccinated Americans are unlikely to receive the vaccine. Only a quarter or less of unvaccinated respondents said that they might be vaccinated under certain circumstances. Axios conducted a survey of 1,048 adults in the United States between July 16 and 19.

According to statistics, 60.4% of adults in Philadelphia have been vaccinated, 73.5% of adults have received at least one dose, and there have been an average of 56 new COVID-19 cases per day in the past two weeks. Ministry of Public HealthOn Monday, Acting Health Commissioner Dr. Cheryl Bettigole did not specify how many of these new cases were Delta variants, but attributed the city’s “slight but real increase” to it.

“Our relatively high vaccination rate will help protect us. More than three-quarters of the more than 1 million Philadelphians are fully vaccinated, and our relatively high vaccination rate is effective for people aged 45 and over. The fact that it is consistent with ethnic adults is encouraging,” Bettigole said. “But this does not protect those who have not been fully vaccinated, including children who are too young to be vaccinated.

“In order to protect your loved ones, the best thing you can do is get the vaccine-and get the second dose as soon as you meet the conditions.”

According to reports, in the past week, Pennsylvania has reported 996 new COVID-19 cases across the state. Department of HealthThe CDC said that as of Monday, 61.9% of people 18 years and older in Pennsylvania had been fully vaccinated.Compare The state’s COVID-19 dashboard Instead of Vaccine dashboard It shows that counties with lower vaccination rates have the highest number of cases per 100,000 inhabitants.

New Jersey health officials reported on July 12 that the Delta variant is the state’s main variant. New Jersey NetHealth officials stated that the mutation caused 41% New cases in the state in June.

Delta mutation symptoms These include stomach pain, sore throat, headache, nasal congestion, loss of appetite, vomiting, nausea, joint pain, and hearing loss. Some doctors report that patients infected with the Delta variant will experience different symptoms from other coronavirus patients, although most of the evidence is anecdotal.



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