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- A coronavirus outbreak that originated in Wuhan, China, has killed 41 people and infected nearly 1,300.
- The virus has spread to at least 11 other countries.
- Authorities have quarantined the entire city of Wuhan and a handful of other cities, with all transportation halted.
- Visit Business Insider’s homepage for more stories.
The death toll of a coronavirus outbreak sweeping China has hit 41, with nearly 1,300 people infected worldwide.
The New York Times reported the updated figures as of Saturday morning local time.
The virus is thought to have originated at a wet market in the city of Wuhan, and has spread to at least 10 other countries: Thailand, Japan, South Korea, Taiwan, Vietnam, Singapore, Nepal, France, Australia, Malaysia and the US.
Two US cases have been reported so far: A man in his 30s in Washington state and a woman in her 60s in Chicago. Three patients in France, announced on Friday, are the first in Europe.
Here’s everything we know:
The first case of the virus was reported in Wuhan in December. The central Chinese city has a population of 11 million.
Ruobing Su/Business Insider
Its pneumonia-like symptoms include fever and difficulty breathing.
Samantha Lee/Business Insider
According to the Centers for Disease Control, a person could be at risk if they have:
- Fever and symptoms of lower respiratory illness, such as coughing or difficulty breathing, after traveling to Wuhan or having close contact with someone who was ill and is now under investigation for the virus in the past two weeks.
- Fever or symptoms of lower respiratory illness after having close contact in the past two weeks with someone who’s been confirmed to have the virus.
As of Friday, the virus has killed 41 people.
Noel Celis/AFP via Getty Images
“The people who are likely to die first will have other illnesses,” Adrian Hyzler, the chief medical officer at Healix International, which offers risk-management solutions for global travelers, told Business Insider.
“But as it spreads, it’ll pick up more people like flu does.”
Most patients who died were elderly or otherwise unwell, according to Chinese officials. But it can also kill younger people: one recent victim was a 36-year-old man.
A total of 1,287 people in China have been infected.
Associated Press
But there are still ways to protect yourself. Travelers should avoid touching their eyes, nose, or mouth with unwashed hands.
Reuters
There are no vaccines to protect humans from contracting a coronavirus. Travelers should wash their hands frequently with soap and water, making sure to scrub for at least 20 seconds, the CDC says.
Wearing a mask might shield you from other people’s sneezes and coughs, but it’s not the most important line of defense against a virus.
“There’s little harm in it,” Eric Toner, a senior scientist at Johns Hopkins University, told Business Insider. “But wearing masks, except in the situation of a healthcare provider, has never been shown to be a very effective way to protect yourself from infectious diseases.”
For now, health experts believe the virus could be milder than SARS.
“On the other hand, it may be more transmissible than SARS, at least in the community setting,” Toner said.
Scientists are still learning about the virus’ incubation period — the time between when a patient gets infected and when they start showing symptoms. During that period, people can be contagious without realizing they’re sick.
Early research suggests the virus might have jumped from bats to snakes, then to humans.
Reuters/Bobby Yip
In a paper in the Journal of Medical Virology, researchers revealed that the protein codes favored by the Wuhan virus closely resemble the protein codes in snakes.
Since snakes often hunt bats in the wild — and they were sold at the seafood market in Wuhan — the researchers think the virus may have originated in bats before mutating and infecting humans.
On Thursday, local officials quarantined the city of Wuhan by shutting down all transportation.
Emily Wang/AP
All of the city’s public transportation — including buses, metros, ferries, and train — were shut down as of 10 a.m. local time on Thursday. Trains and airplanes coming in and out of the city were halted and roadblocks were installed to keep taxis and private cars from exiting.
Wuhan’s 11 million residents have been told not to leave the city, barring special circumstances.
Doctors in Wuhan report that there aren’t enough resources to treat a rising tide of patients.
STR/AFP via Getty Images
A doctor in Wuhan told the BBC that thousands of patients were waiting for hours in line to receive medical care. Another doctor told the South China Morning Post that medical workers did not have enough protective gear — and that some were catching the virus as a result.
Test kits have been reserved for patients with the most severe symptoms. This means many diagnoses are delayed.
Xiaolu Chu/Getty Images)
Mimi Lau, a reporter at the South China Morning Post, said patients in Wuhan hospitals have likened getting a kit to winning the lottery.
The city is rushing to build a new hospital in just six days.
STR/AFP via Getty Images
The new hospital will have 1,000 beds for treating patients. It is expected to be operational by February 3.
As of Friday, China had imposed travel restrictions on at least 12 cities in the Hubei province.
Associated Press
The city Huanggang, home to around 7.5 million people, placed its urban core under lockdown on Thursday, closing subway and train stations as well as theaters and internet cafes.
Additional cities — Ezhou, Chibi, Xiantao, Zhijiang, Qianjjiang, Huangshi, Xianning, Yichang, Enshi, and Suizhou — have followed suit with their own travel restrictions.
The restrictions so far affect an estimated 33 million people.
The virus has spread to at least 10 other countries and many other parts of China, including Beijing, Guangdong province, Zhejiang province, Tianjin, and Shanghai.
NICOLAS ASFOURI/AFP via Getty Images
Cases are also suspected in more regions of China.
Outside of China, at least 11 countries have confirmed cases.
Associated Press
These are the countries to report confirmed cases, and the number:
Thailand: 5
Singapore: 3
France: 3
Malaysia: 3
United States: 2
Japan: 2
South Korea: 2
Vietnam: 2
Nepal: 1
Taiwan: 1
Australia: 1
“I think we’re going to see cases popping up in cities all over the world,” Hyzler said. This chart shows the rate at which the virus is spreading.
This map shows where the virus has spread so far.
Hyzler added that he worries a single person with the virus could infect 10, 20, or 30 people.
The true number of infected people is probably higher than the official total.
Reuters
As of Thursday, academics from Imperial College London estimated that the true number of infected people might be between 4,000 and 9,700.
Chinese officials have warned that the virus is mutating, which could make it harder to control and treat.
Associated Press
Gao Fu, the director-general of China’s Center for Disease Control and Prevention, said on Wednesday that the virus was adapting and changing — making it harder to fight.
Airports around the world are implementing screening protocols.
Lauren DeCicca/Getty Images
Five US airports — New York’s JFK airport, San Francisco International Airport, Los Angeles International Airport, Hartsfield-Jackson airport in Atlanta, and Chicago’s O’Hare airport — have started screening passengers for the virus.
Airports in Hong Kong, Singapore, Thailand, and South Korea are also screening people.
The outbreak comes as as hundreds of millions prepare to travel for the weeks-long Chinese New Year, which is one of the largest annual human migrations in the world.
Aly Song/Reuters
The holiday starts this weekend, and experts worry the surge in travel could boost the virus’ spread.
“This couldn’t have happened at a worse time for Wuhan,” Hyzler said.
Beijing canceled its Spring Festival celebrations on Thursday.
China Photos / Stringer / Getty
Shanghai Disneyland is slated to close down on Saturday, along with other attractions.
Bobby Yip/Reuters
The announcement comes at a time of peak spending at the park, which has said it will refund tickets.
The Badaling section of the Great Wall of China is scheduled to temporarily close on Saturday as well.
Earlier this week, Chinese health officials said the virus is “still preventable and controllable.”
STR/AFP via Getty Images
The World Health Organization said on Thursday that it is “too early” to consider the outbreak a public-health emergency.
FABRICE COFFRINI/AFP via Getty Images
“There is no evidence of human-to-human transmission outside China, but that doesn’t mean it won’t happen,” director-general Tedros Adhanom Ghebreyesus said at a press conference. “WHO is following this outbreak every minute of every day.”