Articles on Public health

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Uninviting, car-dominated streets, like this one in Melbourne, reduce our experience menu by discouraging beneficial activities like walking and sharing places with other people. Daniel Bowen/Flickr

Is your ‘experience diet’ making you unwell?

If the menu of potential activities that do us good is made to look uninviting or challenging, we are more likely to choose the easier but less healthy option.
As cannabis is legalized in Canada and parts of the United States, it’s worth looking back on the public health impact of the repeal of Prohibition laws in the United States. Grav/Unsplash

Legalizing once-illicit substances can have a public health impact

As cannabis is legalized in Canada and parts of the United States, it's worth looking back on the public health impact of the repeal of alcohol Prohibition in the U.S.
A woman smokes a large joint in a Toronto park on Wednesday, October 17, 2018, as they mark the first day of legalization of cannabis across Canada. Lead Caption: Research shows that cannabis legalization is unlikely to either reduce criminal involvement or reduce availability to youth. THE CANADIAN PRESS/Chris Young

What’s the real reason the Canadian government legalized weed?

Research shows that cannabis legalization is unlikely to either reduce criminal involvement or availability to youth. Could legalization be a result of neoliberalism, or a way to woo young voters?
An image from the International Space Station captures plumes of smoke from California wildfires on August 4, 2018. NASA

Wildfire smoke is becoming a nationwide health threat

Haze from Northern California wildfires has drifted as far east as Philadelphia. Wildfire smoke contains many potentially toxic substances, so anyone exposed to it should take basic precautions.
Vaccine work because they help create herd immunity. JPC-PROD/Shutterstock.com

3 ethical reasons for vaccinating your children

Billboards spreading misinformation on the risks of vaccination have popped up around American cities. A bioethicist explains why decisions not to vaccinate children are indefensible.
Children’s travel needs are a big factor in private car use. Pablo Rogat/Shutterstock

Children in the car era: bad for them and the planet

The private car is the default transport option for many families. This reduces physical activity and increases greenhouse gas emissions, with unhealthy results for their children and the environment.
A Kosovo policeman directs cars in Pristina after the government banned traffic in response to extremely high fine particle pollution levels, Jan. 31, 2018. AP Photo/Visar Kryeziu

Fine particle air pollution is a public health emergency hiding in plain sight

The head of the World Health Organization calls air pollution 'the new tobacco' because it causes millions of preventable deaths yearly. Fine particle pollution is especially deadly.

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