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Health – Articles, Analysis, Comment

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Rising sea levels are threatening homes on Diamniadio Island, Saloum Delta in Senegal. A child stands outside a home’s former kitchen, surrounded by mangrove branches, in 2015. (AP Photo/Jane Hahn)

Why all human rights depend on a healthy environment

Among the human rights under threat are the rights to life, health, food, a healthy environment, water, an adequate standard of living and culture.
With more health resources devoted to COVID-19, non-COVID patients may have unmet health-care needs, which predict poorer health in the future. (Shutterstock)

Collateral damage: The unmet health-care needs of non-COVID-19 patients

With COVID-19 placing heavy demands on the health-care system, non-COVID patients may struggle to access care, putting women, people in poor health and those without a regular doctor at risk.
Leishmaniosis — a parasitic infection that causes skin sores — has been found in kenneled American foxhounds. (Shutterstock)

A flesh-eating parasite carried by dogs is making its way to North America

Importing dogs into Canada has also introduced a flesh-eating parasite that is transmissible to humans. Veterinarians, researchers and public health officials should work together to curtail the disease.
People are seen at the Mount Pleasant farmers market in Vancouver, B.C., where measures are in place to limit the number of people permitted at a time due to COVID-19. THE CANADIAN PRESS/Darryl Dyck

A local food diet can make you and your community healthier during COVID-19

Since the beginning of the COVID-19 pandemic, there has been an increased interest in local food. This demand could be leveraged to help develop community resilience and encourage healthier diets.
If your family has decided to trick-or-treat or give out candy, you’ll want to sit down with your kids and lay some ground rules that take the pandemic into consideration. (Shutterstock)

5 tips for a safe Halloween during COVID-19 — and what to do if trick-or-treating is cancelled

Experts in child development and infectious disease help parents make informed decisions about Halloween and provide tips for communicating with children effectively.
A Breast Cancer Awareness sign is seen before an NFL football game between the Washington Football Team and the Baltimore Ravens on Oct. 4, 2020, in Landover, Md. (AP Photo/Susan Walsh)

Breast cancer awareness is not enough: Public health strategies need to be based on prevention

Awareness-raising alone is an ineffective solution to the breast cancer epidemic. We need more action on primary prevention to limit exposures to known and suspected breast carcinogens.
One-year-old Quentin Brown is held by his mother, Heather Brown, as he eyes a swab while being tested for COVID-19 at a new walk-up testing site at Chief Sealth High School in Seattle on Aug. 28, 2020. (AP Photo/Elaine Thompson)

6 tips to prepare your child for easy COVID-19 testing

Child health psychologists offer research-based strategies to prepare kids for pain-free and distress-free COVID-19 testing.
Although cloth masks have been widely adopted, many people still have questions about them. (Usplash/Vera Davidova)

COVID-19 masks FAQs: How can cloth stop a tiny virus? What’s the best fabric? Do they protect the wearer?

Epidemiologists reviewed 25 studies of cloth face masks. Here’s what they found out about how well they work, why they work, who they protect and why the mosquito and chain-link fence analogy is wrong.
Samples from volunteers are handled in the laboratory at Imperial College in London, on July 30, 2020. Imperial College is working on the development of a COVID-19 vaccine. (AP Photo/Kirsty Wigglesworth)

Canada’s COVID-19 Vaccine Task Force needs better transparency about potential conflicts of interest

With lives depending on a vaccine, trust in Canada’s COVID-19 Vaccine Task Force is crucial. Members of the task force need to make any industry links or potential conflicts of interest publicly clear.
A worker inspects vials of a SARS CoV-2 vaccine for COVID-19 produced by SinoVac at its factory in Beijing on Sept. 24, 2020. (AP Photo/Ng Han Guan)

Training our immune systems: Why we should insist on a high-quality COVID-19 vaccine

Our first exposure to a pathogen, either naturally or via vaccination, can affect how our immune system responds in the future to the same or similar pathogens.
An 1801 etching of a dandified physician taking a lancet to a ‘dindonnade,’ a word signifying both ‘turkey’ and ‘hoax.’ It ridicules the smallpox vaccine, which takes fluid from an animal to insert into a human. (Wellcome Collection)

COVID-19 anti-vaxxers use the same arguments from 135 years ago

The history of anti-vaccination theories can help us understand how such claims capture a popular following. The same misinformation used against 19th century smallpox vaccine is still in use today.
Mathematical models can help figure out class sizes and configurations to minimize disruptions and school closures. (Shutterstock)

Large class sizes during the coronavirus pandemic are a triple whammy

Schools reopening during the current coronavirus pandemic need to calculate class sizes to prevent the spread of disease and minimize disruptions.
A health-care worker is seen wearing full personal protective equipment outside the Royal Columbian Hospital in New Westminster, B.C. on April 3, 2020. THE CANADIAN PRESS/Jonathan Hayward

Heath-care workers lacking PPE suffer from more anxiety and depression

Health-care workers’ access to personal protective equipment, along with appropriate infection control procedures, affected their mental health during the first wave of the COVID-19 pandemic.
Research technician Leon McFarlane handles a blood sample from a volunteer in the laboratory at Imperial College in London, where a COVID-19 vaccine is under development, on July 30, 2020. (AP Photo/Kirsty Wigglesworth)

Canada’s ‘me first’ COVID-19 vaccine strategy may come at the cost of global health

With $1 billion in advance purchase agreements for COVID-19 vaccines, Canada has joined the vaccine nationalists: rich countries buying up more than half the global short-term supply of vaccine.