By Naomi Kresge and Samuel Dodge

As lockdowns unfold throughout the U.S., the U.Okay. and different international locations, early classes on how efficient they’ll be towards the brand new coronavirus are coming from overseas.


Lockdown’s success in China offers hope for world’s virus fightTrains carrying employees again to work after two months in locked-down cities rolled out of Hubei province, the middle of China’s virus outbreak, on Wednesday.

At the same time as China strikes to carry a quarantine on the unique virus epicenter of Wuhan after stanching the outbreak, India and far of Europe are locking down. Comparisons are tough due to variations within the outbreak severity, testing regimes and health-care techniques in every nation.

International locations like South Korea have countered the pandemic efficiently with out large-scale quarantines, relying extra on instruments like testing and phone tracing. Even so, the numbers are trigger for optimism world clampdown on public life helps to sluggish the unfold of the virus. The query is how lengthy the measures might want to final to make sure the outbreak doesn’t surge once more.

Marc Lipsitch, a professor of epidemiology at Harvard T.H. Chan Faculty of Public Well being, in contrast social distancing with placing the brakes on a automobile that’s dashing down a hill.

“Should you let your foot off the brake, which is letting up on interventions, then gravity will begin to speed up the automobile once more,” he stated. “So long as there are any instances nonetheless round, you’ll begin to velocity up and get extra instances.”

Right here is how 4 international locations have managed the outbreak to this point.

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New instances of the virus transmitting throughout the nation dropped to zero about eight weeks after the federal government’s large quarantine of some 60 million folks in Hubei province. Now, with the lockdown on the virus’s epicenter in Wuhan resulting from be lifted on April eight, international locations world wide shall be watching intently to see whether or not infections surge once more.

China Will get Again to Work

As new infections ease, the world’s industrial big is getting again to work. China’s comparatively speedy rebound could also be little consolation to different troubled international locations, nonetheless, for the reason that outbreak was comparatively concentrated within the Hubei area, making it simpler to restart factories elsewhere.

South Korea

In South Korea, aggressive testing and a nationwide manhunt for folks with whom Covid-19 sufferers got here into contact succeeded in slowing its unfold with out a blanket lockdown. Well being authorities tracked down and examined some 212,000 members of a non secular sect after confirming member of the group had examined optimistic with the virus in February.


Italian officers cautiously introduced a dip within the day by day recorded variety of deaths on Monday, about two weeks right into a nationwide lockdown. A flood of individuals had left the hardest-hit areas within the industrial north early on, doubtlessly bringing the virus with them. Officers there have been fast to say that simply because the measures appear to be having some success doesn’t imply they need to be loosened anytime quickly. These considerations have been underlined when virus deaths surged once more Tuesday.

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The U.S. has taken a piecemeal strategy to combating the virus, starting from near-total lockdown in states together with Ohio, New York and California to vaguer recommendation to keep away from massive crowds and do business from home. Infections are dashing up, and the nation may grow to be the brand new epicenter of the outbreak, stated Margaret Harris, a spokeswoman for the World Well being Group.

— With help from Flavia Rotondi, Peter Pae, Bhuma Shrivastava and Alessandra Migliaccio.