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A map shows confirmed measles cases in Mexico and the United States from January to mid-August 2025, with circle sizes representing total cases by state. In Mexico, Chihuahua has the largest circle in the country—much larger than any other federal state—indicating it has four and a half times more cases than Texas despite having about one-tenth its population. Chihuahua’s circle is bright orange, while Texas’s circle is dark blue and smaller. A legend shows reference circles for 40, 400, and 4,000 cases.

Measles Takes Root in Mexico

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Measles is thriving and causing deaths among Mexico's unvaccinated communities, amid deep budget cuts to health care

Homicide Rates Near Supervised Consumption Sites: A Study from Canada

Homicide Rates Near Supervised Consumption Sites: A Study from Canada

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New findings debunk stereotypes around violent crime and Toronto's supervised consumption sites

How Overdose Prevention Centers Became Political Scapegoats

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Although some politicians blame harm reduction efforts for societal problems, others view them as lifesaving solutions

How Overdose Prevention Centers Became Political Scapegoats

Centering Indigenous Groups in Canada's Antimicrobial Resistance Plan

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Canada's plan to combat antimicrobial resistance needs to address the high burden in Indigenous populations

Centering Indigenous Groups in Canada's Antimicrobial Resistance Plan

Nurses Champion Fight Against Antimicrobial Resistance

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With expertise in patient care, nurses are well positioned to combat antimicrobial resistance if given the correct tools

Nurses Champion Fight Against Antimicrobial Resistance

Hurricanes, Pandemics, Floods, Frail Systems, and Failed Responses

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Imagining a post-Harvey, post-Irma, post-Hanna, post-COVID-19 world of pandemics, natural disasters, and U.S. resiliency

A tattered U.S. flag damaged in Hurricane Harvey, flies in Conroe, Texas, on August 29, 2017. The photo shows a torn U.S. flag blowing against a dark grey sky. REUTERS/Carlo Allegri

Coronavirus in Toronto—Lessons Lost on a Second SARS

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The city's COVID-19 response is strongly informed by the experience of the earlier outbreak—but by no means exceptional

Bird's eye view: visitors take in a panoramic scene of the city of Toronto, Canada, from the 553 meters (1815 feet) high CN Tower, which just reopened after coronavirus restrictions on July 15, 2020. The photo shows a woman wearing a mask looking out from the skyview of the tall building with the Toronto cityscape beneath her. REUTERS/Carlos Osorio

Midsummer for the Season—But Not the Coronavirus

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A case in poor leadership, the U.S. containment strategy has lacked clarity, consistency, credibility, and compassion

U.S. President Donald J. Trump swings a wooden baseball bat, celebrating a new jobs report, as he attends a "Spirit of America Showcase" event at the White House in Washington, DC, on July 2, 2020. The photo shows the president hamming it up with people staffing booths and swinging a red bat. REUTERS/Tom Brenner

Coronavirus—Unknown Source, Unrecognized Spread, and Pandemic Potential

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With novel coronavirus expected to become pandemic, it’s past time to prioritize Africa where cases are likely occurring

A security guard stands at attention at a hotel near Algiers, Algeria on Feb 4, 2020—where people evacuated from the Wuhan area in China are quarantined as a preventive measure because of coronavirus. Photo shows a guard wearing a face mask. REUTERS/Ramzi Boudina

How to Find Healthy Processed Foods? Just say Na+

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Reducing the world’s sodium intake should start with industry, and lessons from the United Kingdom show it can work

A worker carries packs of table salt at a warehouse in Jakarta, Indonesia, on March 14, 2018. Picture shows the torso of what appears to be a young man heavily burdened with more than a dozen large, one-pound bags of salt. He wears a red shirt and walks against a green backdrop and the bottom bag appears to be slipping out of his grasp. REUTERS/Beawiharta Beawiharta