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Health – Articles, Analysis, Comment

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Summarizing research on more than 50,000 teens from the United States, Europe and Asia, researchers found that online solicitations come from other youth as well as adults. (Shutterstock)

One in five youth see unwanted sexual content online, says new research

A shocking number of kids between the ages of nine and 17 are accidentally exposed to sexual content and solicitations online when using computers and tablets.
Manipulating environmental exposures to optimize a healthy microbiome may hold the promise of preventing chronic inflammatory diseases, such as Crohn’s disease and ulcerative colitis. (Shutterstock)

Why we all need to be proactive about our bowels

Halting the rapid rise in inflammatory bowel disease will require a proactive approach to medicine, and a focus on the gut.
In low-resource settings many patients cannot access the tests they need for accurate diagnosis, treatment and a chance of survival. Here, patients wait in the Edna Adan University Hospital in Somalia, 2010. (Shutterstock)

The desperate global need for medical diagnostics

The World Health Organization has made bold progress by including many tests for non-communicable diseases on its new ‘Essential Diagnostics List.’
With the legalization of cannabis in Canada just around the corner, there’s still too much panic over drug education. There’s no need to rush awareness campaigns in advance of legalization; it’s better to start doing them right. THE CANADIAN PRESS/Darryl Dyck

Why we need better, smarter, panic-free education on cannabis

When it comes to cannabis legalization, we don’t need more education, we need to do education better.
A vaccine (toxoid) against diphtheria first became available in Toronto in 1926. Thanks to the work of the Toronto Diphtheria Committee, the city was diphtheria-free by 1940. (Shutterstock)

How to increase childhood vaccination rates

Toronto’s fight against diptheria teaches us the powerful impact of public health campaigns – in persuading parents to vaccinate their children.
Tobacco leaves dry on a farm in Africa. Big tobacco companies exploit impoverished African farmers, particularly in Malawi. On World No Tobacco Day, it’s time to focus on the tactics of Big Tobacco in Africa. (Shutterstock)

It’s time for Malawi to quit tobacco

On World No Tobacco Day, the focus is usually on the health risks of cigarettes. But what about the way Big Tobacco exploits impoverished farmers in Malawi?
A health-care worker wears virus protective gear at a treatment center in Bikoro Democratic Republic of Congo, on May 13, 2018. (AP Photo/John Bompengo)

Stopping Ebola before the virus goes viral

History, and math, tell us that the Ebola virus spreads exponentially quickly. This means Ebola is a global problem and all nations need to rally – to stop the epidemic fast.
Health workers get ready to spray insecticide in advance of the 2016 Summer Olympics, in Rio de Janeiro, Brazil, to combat the mosquitoes that transmit the Zika virus in this Jan. 26, 2016 photo. (AP Photo/Leo Correa, File)

Viruses can cause global pandemics, but where did the first virus come from?

Recent discoveries of ancient viruses are helping scientists understand their origins.
Omega-3 fats can be found in many food sources, including salmon, flax seeds and walnuts as well as over-the-counter supplements. (Shutterstock)

Young adults need to eat more omega-3 fats

A new study shows that most young adults know about the connection between omega-3 fats and brain and heart health. Despite this, only two out of five reported buying or eating omega-3 foods.
Eating raw oysters can put you at risk of food-borne illnesses, such as norovirus, hepatitis A and salmonella. And, sadly, hot sauce, lemon juice and alcohol do not reduce the risks. (Shutterstock))

Why you may never eat raw oysters again

In the wake of a norovirus outbreak traced to raw oysters from British Columbia, our expert explains how to eat this culinary delicacy safely.
Far more than eating green vegetables and going to the gym more often, living and working conditions have a big impact on health. Saskatchewan’s new NDP leader is determined to see it reflected in public policy. (Shutterstock)

Governments know work and living conditions can kill us – it’s time to act

It’s not all about eating leafy green vegetables and working out: Living and working conditions have a profound impact on our health. So why are politicians avoiding taking action?
President Donald Trump releases a ‘blueprint’ to reduce prescription drug prices, with Health and Human Services Secretary Alex Azar, in the Rose Garden of the White House in Washington, May 11, 2018. (AP Photo/Carolyn Kaster)

No, raising drug prices in Canada will not help the U.S.

The logic behind U.S. president Donald Trump’s proposal that Canada and other countries have been “free-riding” off high prices in the United States is bizarre at best.
Research from around the world shows that at least one in eight teens has had a sexually explicit image of themselves forwarded, without consent. (Shutterstock))

Why sexting must be on the curriculum

Sex-education curricula that openly discuss sexting, consent and other online behaviours have never been more important for teens – in Ontario and globally.
‘Confessions of an English Opium-Eater’ was the first modern drug memoir and set the tone for opium use for decades. Here: Papaver somniferum (Opium poppy), a group of deep red flowers, buds and seed pods. Opium is extracted from the latex of the unripe seed pods. Ripe seeds are innocuous and widely used in baking. (Rowan McOnegal/Wellcome Collection)

The 19th century book that spawned the opioid crisis

‘Confessions of an English Opium-Eater’ is considered the first modern drug memoir. Many believe it is responsible for our romantic ideas of opium-based drug use today.
Nearly every Canadian family has a wait time story. This is because our system is not designed to provide optimal care for patients with multiple chronic diseases. (Shutterstock)

How to solve Canada’s wait time problem

To improve wait times for surgery, Canada needs to fix its health-care system. Developing a national seniors’ strategy would be a good place to start.
The changes in the brain from a concussion do not appear on conventional imaging tests such as CT scans or MRIs; nor are there any other tests to diagnose a concussion. (Shutterstock)

This Mother’s Day, know the symptoms of concussion

All parents should understand the symptoms of concussion, whether their child plays sports or not.
Exposure to omega-3 fatty acids during a child’s early years may play a role in reducing breast cancer risk later in life. (Shutterstock)

How fish may reduce your child’s breast cancer risk

New research suggests omega-3s from seafood to be more effective at reducing breast cancer risk than those from plant-based sources.
The male cardinal tenderly feeding his mate is just one example of the hard work wild animals undertake in springtime. That work often benefits humans. (Shutterstock)

How the hard work of wild animals benefits us too

Wild animals are hard at work this spring. Here’s how their hard labour benefits humans, and why we should be more appreciative.
Research shows that just 10 minutes of meditation per day can increase business students’ physical, mental and emotional awareness. (Shutterstock)

The many benefits of meditation in the classroom

Classroom meditation shows promise for improving student attention, focus, happiness and self-awareness.
Healing is a political act says Global Health Prof. Roberta K. Timothy. In this article, she offers eight ways to deal with and heal from racism. Henri Meilhac/Unsplash

Grief is a direct impact of racism: Eight ways to support yourself

Racism affects us emotionally and physically. Prof. Roberta K. Timothy offers eight ways to strategically empower and care for oneself when dealing with everyday racism.