Why did China relax its Covid policy – and should we be worried?
by Nicola Davis Science correspondent from on (#67A01)
After long pursuing a strict zero-Covid regime, restrictions have been lifted in China as new variants emerge
After long pursing a zero-Covid policy, China has relaxed many restrictions including quarantine rules for travellers. But some experts have raised concerns the U-turn may cause problems. We take a look at why.
What has happened in China?
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