The CDC separately advised against travel to the Czech Republic, Hungary and Iceland because of a rising number of COVID-19 cases in those countries.

The CDC raised its travel recommendation to "Level Four: Very High" for the three countries, telling Americans they should avoid travel there.

Pakistan’s COVID-19 positivity rate dropped below 1% on Sunday for the first time since March last year, when the government started recording data on the pandemic.

Over the last month, Pakistan has consistently reported a coronavirus positivity rate of less than 2% and less than 1,000 daily infections.

Hospitalisations and the daily death count have also dropped, indicating an overall improvement in the COVID-19 situation in Pakistan.