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Articles on Public health

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Large industrial facilities like this oil refinery outside Houston are major sources of fine particulate air pollution. AP Photo/David J. Phillip

Heart attacks, cancer, dementia, premature deaths: 4 essential reads on the health effects driving EPA’s new fine particle air pollution standard

On Feb. 7, 2024, the EPA strengthened the federal limit for annual levels of fine particulate air pollution, or PM2.5. Many serious health effects have been linked to PM2.5 exposure.
Subcommittee on Veterans Affairs Chair Senator David Richards and Deputy Chair Senator Pierre-Hugues Boisvenu at a news conference releasing the committee’s report on the need for psychedelic-assisted therapy for veterans on Nov. 8, 2023 in Ottawa. THE CANADIAN PRESS/Adrian Wyld

Canada owes its veterans new mental health tools: Access to psychedelic therapies is overdue

One in seven Canadian veterans is living with PTSD. Developing a psychedelics research program for veterans should be a public health priority.
Public health measures such as vaccine and mask mandates, lockdowns and school closures have been widely discussed in scientific and popular media. THE CANADIAN PRESS/Lars Hagberg

Public health errors: Why it’s crucial to understand what they are before assessing COVID-19 responses

As the COVID-19 pandemic fades, we may debate whether public health responses could have been better. But first we need to understand what public health errors are — and are not.
Access to life-saving HIV prevention medications varies by race and other sociodemographic factors. David Talukdar/Moment via Getty Images

Who is still getting HIV in America? Medication is only half the fight – homing in on disparities can help get care to those who need it most

Two-thirds of new HIV infections are among gay and bisexual men. Although cases have decreased among white men, they have stagnated among communities of color.
The sum is greater than the parts when researchers build an ensemble from multiple coordinated but independent models. Matteo Chinazzi

Pooling multiple models during COVID-19 pandemic provided more reliable projections about an uncertain future

Policymakers rely on models during uncertain times to figure out how their choices could affect the future. Over the pandemic, an ensemble of many COVID-19 models outperformed any one alone.

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