Clarifying the CDC's COVID-19 quarantine and isolation guidelines – an infectious disease doc looks at the latest research

The CDC’s controversial recommendation changes are based on new studies showing that most omicron transmission takes place within five days of the onset of illness.

William Petri, Professor of Medicine, University of Virginia • conversation
March 4, 2022 • ~6 min

Heading into the third year of the pandemic, the US blood supply is at a 10-year low

Life-saving blood is needed for everything from treating cancers and chronic conditions to helping trauma victims. But blood donations have dropped to crisis levels during the pandemic.

Anna Nagurney, Professor and Chair in Integrative Studies, UMass Amherst • conversation
Feb. 3, 2022 • ~9 min

WHO approved a malaria vaccine for children – a global health expert explains why that is a big deal

Malaria is one of the world’s oldest and deadliest diseases. So why has it taken so long to get a vaccine?

Dr Miriam K. Laufer, Professor of Pediatrics, Medicine, Epidemiology and Public Health at the Center for Vaccine Development and Global Health, University of Maryland School of Medicine • conversation
Oct. 8, 2021 • ~6 min

Air pollution: most national limits are unsafe for human health – new WHO guidelines

The World Health Organization has halved its recommended limit for particulate pollution.

Roy Harrison, Queen Elizabeth II Birmingham Centenary Professor of Environmental Health, University of Birmingham • conversation
Sept. 22, 2021 • ~5 min

Combatting an invisible killer: New WHO air pollution guidelines recommend sharply lower limits

The new global air quality guidelines are the World Health Organization’s first update since 2005. Scientists know far more now about the serious risks these pollutants pose to human health.

Laura Corlin, Assistant Professor of Public Health and Community Medicine, Tufts University • conversation
Sept. 22, 2021 • ~8 min

Are COVID-19 boosters ethical, with half the world waiting for a first shot? A bioethicist weighs in

Scientists debate the medical benefits of booster shots. But there’s another aspect to consider: bioethics.

Nancy S. Jecker, Professor of Bioethics and Humanities, School of Medicine, University of Washington • conversation
Sept. 17, 2021 • ~8 min

18 months of the COVID-19 pandemic – a retrospective in 7 charts

A lot has happened since the WHO declared the coronavirus outbreak a pandemic. A portrait in data highlights trends in everything from case counts, to research publications, to variant spread.

Katelyn Jetelina, Assistant Professor of Epidemiology, University of Texas Health Science Center at Houston • conversation
Sept. 9, 2021 • ~10 min

Air pollution: science shows there's no safe limit – here's how laws must change

Fine particles in air pollution contribute to the deaths of 36,000 people each year in the UK.

William Bloss, Professor of Atmospheric Science, University of Birmingham • conversation
Sept. 7, 2021 • ~5 min

Big tech has a vaccine misinformation problem – here's what a social media expert recommends

Combating vaccine misinformation on social media requires blocking sources of misinformation – and giving researchers access to data about how misinformation spreads.

Anjana Susarla, Omura-Saxena Professor of Responsible AI, Michigan State University • conversation
July 29, 2021 • ~8 min

Should fully immunized people wear masks indoors? An infectious disease physician weighs in

As Los Angeles County again mandates masking indoors -- even for the fully vaccinated -- local health officials in the U.S. are closely eyeing their own COVID-19 vaccination and infection rates.

Peter Chin-Hong, Associate Dean for Regional Campuses, University of California, San Francisco • conversation
July 22, 2021 • ~9 min

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