To how many others will one infected person spread the infection?
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Epidemiologists want to quickly identify any emerging disease’s potential to spread far and wide. Dependent on a number of factors, this R0 number helps them figure that out and plan accordingly.
A man wearing a face mask prays at Erawan shrine in Bangkok, Thailand, Jan. 29, 2020. Thailand has five reported cases of coronavirus.
AP Photo/Gemunu Amarasinghe
Scientists do not yet know the severity of the current coronavirus. A biologist who worked on the 2009 flu pandemic offers insights on that outbreak as well as the SARS outbreak.
President Donald Trump displays a presidential memorandum he signed, declaring the opioid crisis a public health emergency in the East Room of the White House, Oct. 26, 2017, in Washington.
(AP Photo/Pablo Martinez Monsivais)
Opioids kill an average of eight people every day in Canada. The federal government must officially declare this a ‘public welfare emergency’ and invest the funds critical to a humane response.
Every year in Canada, there is an average of 23,000 cases of lab-confirmed influenza, 12,000 people who need to be admitted to hospital and 3,500 flu deaths.
As influenza season begins in North America, many people wonder whether to get a flu shot. Our expert delves into the pros and cons of the vaccine and how it works.
Health workers during the 2014-2016 Ebola outbreak in West Africa. The Chinese view of and response to epidemics differs markedly from that developed in the West.
Not every country prepares for global health threats in the same way.
After the Spanish flu we didn’t see any new flu strains for forty years. Now novel strains are increasingly popping up.
How is it the flu has managed to stay around for so long, and why haven’t we beaten it yet?
The H5N8 virus is especially dangerous for migratory birds.
Studies of animal-human interactions in various settings could perhaps help prevent bird flu and the mass slaughter of animals it inevitably leads to.
But what are the risks?
Air travel can turn epidemics into pandemics.
More than 8,000 people have died from Ebola in West Africa since February 2014 and it has spread beyond the three countries initially affected. So, it’s an epidemic, right? Or is it an outbreak? What about…
The H7N9 flu virus killed more than a third of people who were admitted into hospital, according to new estimates published…
H1N1 flu vaccination is not associated with a higher risk of Guillain-Barré syndrome (GBS), research has found. A study of…
Only a lab test can confirm what virus you’ve been infected with.
Influenza or flu is one of those dustbin words used by the media and by health professionals to cover the myriad causes of a respiratory infection. The only way to be sure is with laboratory testing of…