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Articles on Epidemiology

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Passengers waiting at the ferry terminal in Dartmouth, N.S. on March 16, 2020. The number of passengers has been limited as part of the effort to control the spread of COVID-19 in Nova Scotia. (Andrew Vaughan/THE CANADIAN PRESS)

Coronavirus: When Canadian compassion requires social distancing

Canadians have a reputation for compassion; in the current COVID-19 pandemic, this means helping each other by staying away.
Caesarean delivery alone does not contribute to the odds of a child developing autism or ADHD. Aditya Romansa

There’s no evidence caesarean sections cause autism or ADHD

A new study has found a link between being born by caesarean section and having a greater chance of being diagnosed with autism or ADHD. But there’s no evidence caesarean sections cause them.
A 6-month-old who is infected with measles in Madagascar, March 2019. AP Photo/Laetitia Bezain

Road to measles elimination is predictable, but can be rocky

Scientists identified the general pattern of measles infections as a country moves toward eliminating the disease. This roadmap can help public health workers most efficiently fight and end measles.
The flu comes on rapidly and symptoms get worse over the first few days. Shutterstock

We can’t predict how bad this year’s flu season will be but here’s what we know so far

The 2018 flu season was mild, while 2017 was a particularly bad year. It’s impossible to predict what the 2019 flu season has in store, but we’ve seen more cases so far this year than usual.
Aedes aegypti mosquitoes, responsible for transmitting Zika. AP Photo/Felipe Dana

Why it’s so difficult for scientists to predict the next outbreak of a dangerous disease

In January, measles returned to the Pacific Northwest, while Ebola resurged in the Congo. It would take a lot more research for scientists to be able to stop threats like these in their tracks.
A study showed it’s social circumstance, and not biology, that explains most of the differences in the occurrence of diabetes among racial and ethnic groups. Omar Lopez/Unsplash

Unscrambling the egg: how research works out what really leads to an increased disease risk

What contributes most to being at high risk of diabetes – diet, genes or something else? Big research questions need robust research approaches, so let’s break it down.

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