Testing sewage can give school districts, campuses and businesses a heads-up on the spread of COVID-19

As the world waits for vaccines against COVID-19, testing wastewater can give communities and smaller locales, such as school districts, valuable signals about infections trends.

Robert Glennon, Regents Professor and Morris K. Udall Professor of Law & Public Policy, University of Arizona • conversation
Nov. 24, 2020 ~11 min

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COVID-19: how many infections could returning university students cause?

If nothing is done to reduce university-based Covid-19 infections, each infected student is likely to infect one other person in their household during the winter holidays.

Paul Harper, Professor of Operational Research and Director of the Data Innovation Research Institute, Cardiff University • conversation
Nov. 18, 2020 ~7 min

epidemiology covid-19 coronavirus university-students


COVID-19 will probably become endemic – here's what that means

Even if some places reach herd immunity, the virus is unlikely to disappear.

Hans Heesterbeek, Professor of Theoretical Epidemiology, Utrecht University • conversation
Oct. 12, 2020 ~7 min

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A COVID-19 vaccine needs the public's trust – and it's risky to cut corners on clinical trials, as Russia is

As Russia fast tracks a coronavirus vaccine, scientists worry about skipped safety checks – and the potential fallout for trust in vaccines if something ends up going wrong.

Abram L. Wagner, Research Assistant Professor of Epidemiology, University of Michigan • conversation
Aug. 12, 2020 ~7 min

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Video: What the huge COVID-19 testing undercount in the US means

A recent report by the CDC estimated that the true number of COVID-19 cases in the US could be six to 24 times more than the number of confirmed cases. A public health scholar explains the implications.

Melissa Hawkins, Professor of Public Health, Director of Public Health Scholars Program, American University • conversation
Aug. 5, 2020 ~6 min

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What the huge COVID-19 testing undercount in the US means

A recent report by the CDC estimated that the true number of COVID-19 cases in the US could be six to 24 times more than the number of confirmed cases. A public health scholar explains the implications.

Melissa Hawkins, Professor of Public Health, Director of Public Health Scholars Program, American University • conversation
Aug. 5, 2020 ~6 min

epidemiology covid-19 coronavirus data health-data

Random testing in Indiana shows COVID-19 is 6 times deadlier than flu, and 2.8% of the state has been infected

A team of researchers from Indiana University performed random testing for SARS-CoV-2 across the state. The results offer some of the most accurate data to date about important aspects of the virus.

Nir Menachemi, Professor of Health Policy and Management, Indiana University • conversation
July 21, 2020 ~11 min

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Coronavirus: England's R number is creeping up – does that mean a second wave is on the way?

The R number fluctuates more as case numbers fall.

Jasmina Panovska-Griffiths, Senior Research Fellow and Lecturer in Mathematical Modelling, UCL • conversation
July 15, 2020 ~6 min

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What makes a 'wave' of disease? An epidemiologist explains

There's no scientific definition for a wave of disease – and no evidence that the original onslaught of coronavirus in the US has receded much at all.

Abram L. Wagner, Research Assistant Professor of Epidemiology, University of Michigan • conversation
July 6, 2020 ~8 min

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