A runner wears a respirator on a smoky day in Portland, Oregon, in 2020.
Robyn Beck/AFP via Getty Images
To stay healthy, it’s important to understand how wildfire smoke can harm your body and how to protect yourself.
Wildfires filled Seattle with smoke in September 2020.
Lindsey Wasson/Getty Images
New research found that smoke from the Camp Fire in Paradise, California, carried high concentrations of lead. An environmental toxicologist explains what else you’re breathing and how to stay safe.
Annie Storey holds a cross with a photo of her late son Alex Storey, before a march to mark the five-year anniversary of British Columbia declaring a public health emergency in the overdose crisis, in Vancouver, on April 14, 2021.
CANADIAN PRESS/Darryl Dyck
Across the country, overdose deaths have spiked during the COVID-19 pandemic.
The WHO recommends sanitisers with an alcohol content of at least 70%.
Phill Magakoe / AFP via Getty Images
Hand hygiene is a critical part of the response to COVID-19. Washing hands at regular intervals during the day is essential. If water and soap are unavailable, hand sanitisers are an alternative.
Breathing pure oxygen would be like fireworks exploding in your body. And that’s not always a good thing.
You might think the more oxygen you breathe in the better. But too much oxygen can make you sick.
The World Health Organisation has suspended the use of hydroxychloroquine in a global drug trial.
George Frey/AFP via Getty Images
In the hope of finding a cure for COVID-19, it is easy to get lost in the hype. But chloroquine and hydroxychloroquine should for now be set aside.
When people went to their GP asking for painkillers, they weren’t prescribed higher doses of codeine or stronger opioids, as some feared.
When codeine became a prescription only drug in 2018, the number of overdoses dropped, our new research shows. But restricting sales of codeine is only one way to reduce harm from opioids.
Do you know what have your clothes been soaking in?
Dry cleaning isn’t really dry – it uses chemical solvents. Perc, the most common option, has contaminated soil and groundwater and poses serious health risks, but safer choices are emerging.
Approximately 10,000 people have been diagnosed with cancer due to 9/11. What support is available to this community, and is it working?
Subbing new risks for the current dyes’ dangers?
Less-toxic hair dye would be a great invention. But discounting the risks that come with nanoparticles could undermine other efforts to protect human health and environmental from their effects.
LSD is far safer than alcohol or tobacco, so why don't drug laws reflect it?
Salting streets in Milwaukee.
A recent study shows plankton that have adapted to road salt have disrupted circadian rhythms. This finding suggests that environmental pollutants could also affect human circadian clocks.
Amy Laurel Photography/Shutterstock.com
Advent calendars, chocolate Santa decorations … there are lots of tempting treats that could make your pooch very ill this Christmas.
Assessing the data.
Evidence suggests that some chemicals can affect our bodies – even in very low doses. How can we better identify and act on these toxic materials?
Do you know what’s in your cigarettes?
Do US smokers really know the risks? Research from Australia, Canada and Mexico shows that there are better ways to warn consumers.
Shooters exposed to lead at work over long periods of time, like military personnel in firing ranges, risk a range of medical complaints.
Millions of people who shoot, for work or leisure, risk lead poisoning, according to new research.
A family catches Mardi Gras beads during the Krewe of Thoth parade down St. Charles Avenue in 2000.
Each Mardi Gras, 25 million pounds of beads hit the streets of New Orleans. One researcher went to the Chinese factories that make them – and spoke to the workers who believe the beads will be given to royalty.
The chemical PFOA, used in common coatings, was found in elevated levels in the water supply of Hoosick, New York earlier this year.
A growing number of communities in upstate New York and New England are discovering the chemical PFOA in their water supply. Here’s what you should know about the health effects of PFOA.
Pregnant women in three Australian cities are not told that lead exposure during pregnancy is linked to miscarriage and early delivery.
Parents in three Australian states are being given misleading advice about the dangers of lead to babies and small children – including failing to warn pregnant women about miscarriage risks.
Why asbestos removal is still on the news.
Asbestos is not a thing of the past, far from it – it’s use is exploding in the developing world and many others are still at risk.