If you think herd immunity is the finish line to this pandemic, it s time for a reality check. Herd immunity with COVID-19 could come and go, scientists say. Or we might never reach it at all. There s a lot of things that have to go our way to actually get to herd immunity, said Dr. Christopher Murray, director of the University of Washington s Institute for Health Metrics and Evaluation. And with vaccine hesitancy, I m not sure that we are going to reach herd immunity, CNN Medical Analyst Dr. Leana Wen said. But don t panic. Here s why it s possible to dip in and out of herd immunity, and what you can do now to maximize the chances of snuffing out COVID-19 for good:
A rising US dollar was behind the setback to both benchmarks, he added.
However, the worsening situation in India, the world s third-largest oil consumer, also weighs heavily on the markets as states impose lockdowns to stop the spread of the virus and cope with a shortage of oxygen.
States including West Bengal in the east, Karnataka in the south and the western Gujarat, imposed shutdowns on Sunday.
Covid-19 infections continue to set fresh daily records in India, which registered 370,059 new cases and 3,422 new deaths on Sunday, according to Worldometer, which tracks the pandemic. The country has nearly 20 million infections ranking it second to the US, which leads the world with over 33 million Covid-19 cases.
As India sees record COVID-19 cases, experts say Canada should do more to expand global vaccine access
As India continues to see record COVID-19 case counts, Dr. Prabhat Jha said Canada could have done more to strengthen the global distribution of vaccines.
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Posted: May 02, 2021 11:27 AM ET | Last Updated: May 3
A man waits outside a factory to get his oxygen cylinder refilled in New Delhi. The deadly surge of COVID-19 cases in India is leading to shortages of oxygen across the country. (Adnan Abidi/Reuters)
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