The requirement for a negative COVID-19 test before flying to the U.S. health-care system with people who could develop severe disease. Peter Chin-Hong at the University of California, San Francisco, said travel restrictions demonstrate that officials are trying to keep variants out, “but they haven’t really shown to be beneficial, ever.” However, he said, requiring foreign visitors to be vaccinated makes sense to avoid straining the U.S. It’s like telling someone not to pour a bucket of water in their swimming pool.”ĭr. William Schaffner of Vanderbilt University said the rule was designed to prevent importing the virus, “but we’ve got plenty of COVID here. Some infectious-disease experts said they were comfortable with the CDC’s decision, and that lifting the restriction is unlikely to cause further spread of the virus in the U.S.ĭr. Many other countries have lifted their testing requirements for fully vaccinated and boosted travelers in a bid to increase tourism. and foreign citizens, according to trade group Airlines for America. international air travel remained 24% below 2019 levels, with declines among both U.S. travel has returned nearly to pre-pandemic levels, international travel - which is very lucrative for the airlines - has continued to lag.
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