Is this the new normal? There’s mixed news in the latest breaking research on vaccines, the Delta variant and immunity from COVID-19

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Is this the new normal? There’s mixed news in the latest breaking research on vaccines, the Delta variant and immunity from COVID-19

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Customer showing covid-19 app to the pharmacist before entering the store
Customer showing COVID-19 check-in app to the pharmacist before entering the store Credit: Luis Alvarez / Getty

Vaccines have been touted as the way out of this pandemic – and no one doubts they save lives and keep people out of hospital. But the emergence of Delta has meant a reassessment of expectations.

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