Vaccines versus variants: Will the world ever reach herd immunity?

New strains and persistent hesitancy to take jabs are complicating government plans to reopen economies

Colin Sweeney, 12, receives a coronavirus disease vaccination as his mother Nicole Sweeney looks on, at a vaccine clinic for newly eligible 12- to 15-year-olds in Pasadena, California. Since the start of the year, America has successfully ramped up its vaccine campaign so that over 160 million people have had at least one shot so far. But if children are included, that is still less than half of the population. PHOTO: REUTERS
New: Gift this subscriber-only story to your friends and family

In Ohio, anyone getting a Covid vaccine could win one of five lottery prizes of US$1 million (S$1.3 million). New Jersey residents getting the jab are offered free beer. One site in New York boasted an even more unlikely incentive: a courtesy marijuana joint.

Since the start of the year, America has successfully ramped up its vaccine campaign so that over 160 million people have had at least one shot so far - already meeting the target President Joe Biden had set for July 4.

Already a subscriber? 

Read the full story and more at $9.90/month

Get exclusive reports and insights with more than 500 subscriber-only articles every month

Unlock these benefits

  • All subscriber-only content on ST app and straitstimes.com

  • Easy access any time via ST app on 1 mobile device

  • E-paper with 2-week archive so you won't miss out on content that matters to you

Join ST's Telegram channel and get the latest breaking news delivered to you.

A version of this article appeared in the print edition of The Straits Times on May 25, 2021, with the headline Vaccines versus variants: Will the world ever reach herd immunity?. Subscribe