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

Tags: epidemiology covid-19 coronavirus data health-data

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

Tags: 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

Tags: health epidemiology public-health coronavirus inequality pandemic statistics sars-cov-2 testing random-sampling antibody-testing indiana rt-pcr covi-19 death-rate

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

Tags: epidemiology covid-19 coronavirus modelling coronavirus-insights r-number

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

Tags: influenza infectious-diseases epidemiology covid-19 coronavirus pandemic sars-cov-2 herd-immunity epidemics 1918-flu-pandemic iran seasonal-flu waves second-wave pandemic-flu seasonality coronaviruses

Syphilitic city: One in five Georgian Londoners had syphilis by their mid-30s, study suggests

250 years ago, over one-fifth of Londoners had contracted syphilis by their 35th birthday, historians have calculated.

Cambridge University News • cambridge
July 6, 2020 ~8 min

Tags:  epidemiology  history  london

This simple model shows the importance of wearing masks and social distancing

A simple computer model shows that safety measures can significantly impact both the exponential spread of COVID-19 and mortality rates.

Jeyaraj Vadiveloo, Director of the Janet and Mark L. Goldenson Center for Actuarial Research, University of Connecticut • conversation
June 26, 2020 ~5 min

Tags:  epidemiology  covid-19  coronavirus  pandemic  sars-cov-2  social-distancing  epidemics  epidemiological-modelling

A few superspreaders transmit the majority of coronavirus cases

Epidemiological data suggests that 80% of COVID-19 cases can be traced to just 20% of those infected with SARS-CoV-2.

Elizabeth McGraw, Professor of Entomology and Director of the Center for Infectious Disease Dynamics, Pennsylvania State University • conversation
June 5, 2020 ~8 min

Tags: epidemiology covid-19 coronavirus pandemic sars-cov-2 severe-acute-respiratory-syndrome-sars disease-spread middle-east-respiratory-syndrome-mers contact-tracing r0 super-spreader disease-outbreak disease-outbreaks r0-number

What's an epidemiologist?

Epidemiologists focus on diseases among groups of people. They also study the spread of disease among animals.

Jared D. Taylor, Professor of Veterinary Pathobiology, Oklahoma State University • conversation
May 21, 2020 ~4 min

Tags: epidemiology covid-19 coronavirus-2020 curious-kids curious-kids-us veterinarians

Remdesivir explained – what makes this drug work against viruses?

Gilead's drug Remdesivir showed preliminary positive results in clinical trials. But what is this drug and how, exactly, does it work?

Katherine Seley-Radtke, Professor of Chemistry and Biochemistry and President-Elect of the International Society for Antiviral Research, University of Maryland, Baltimore County • conversation
May 6, 2020 ~10 min

Tags: epidemiology covid-19 pandemic sars-cov-2 remdesivir viruses replication

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