Why do older people heal more slowly?

Healing is a complicated process. As people age, higher rates of disease and the fact that old cells lose the ability to divide slow this process down.

Matthew Steinhauser, Associate Professor of Medicine, University of Pittsburgh • conversation
Nov. 24, 2020 ~9 min

health science aging immune-response living-longer-2020 cells infections living-longer injury curiosity healing cuts

No, soaring COVID-19 cases are not due to more testing – they show a surging pandemic

COVID-19 cases are skyrocketing across the US. Testing has ramped up over the past few months, but increasing hospitalizations, deaths and test-positivity rates show that the virus is out of control.

Zoë McLaren, Associate Professor of Public Policy, University of Maryland, Baltimore County • conversation
Nov. 18, 2020 ~6 min

covid-19 coronavirus sars-cov-2 testing viruses world-health-organization-who infections deaths death-rate community-spread

People's bodies now run cooler than 'normal' – even in the Bolivian Amazon

'Normal' body temperature has declined in urban, industrialized settings like the US and UK. Anthropologists find the trend extends to Indigenous people in the Bolivian Amazon – but why?

Thomas Kraft, Postdoctoral Scholar in Anthropology, University of California Santa Barbara • conversation
Oct. 28, 2020 ~8 min

anthropology amazon infection temperature infections physiology body-temperature bolivia metabolic-rate population-health indigenous-bolivians

Dementia deaths rise during the summer of COVID, leading to concern

New statistics show that people with dementia have been particularly vulnerable during the pandemic.

Laurie Archbald-Pannone, Associate Professor Medicine, Geriatrics, University of Virginia • conversation
Oct. 14, 2020 ~6 min

 alzheimers-disease  covid-19  coronavirus  dementia  pandemic  elderly  social-isolation  infections  caregivers

I'm a lung doctor testing the blood plasma from COVID-19 survivors as a treatment for the sick – a century-old idea that could be a fast track to treatment

In the blood of COVID-19 survivors are antibodies that can defeat SARS-CoV-2. Researchers are testing whether these antibodies can be collected and injected into others to save them from the virus.

Jeffrey M. Sturek, Assistant Professor of Medicine, University of Virginia • conversation
Aug. 21, 2020 ~8 min

 covid-19  pandemic  antibodies  sars-cov-2  viruses  infections  covid-19-therapy  convalescent-plasma

I'm a lung doctor testing the blood from COVID-19 survivors as a treatment for the sick – a century old idea that could be a fast track to treatment

In the blood of COVID-19 survivors are antibodies that can defeat SARS-CoV-2. Researchers are testing whether these antibodies can be collected and injected into others to save them from the virus.

Jeffrey M. Sturek, Assistant Professor of Medicine, University of Virginia • conversation
Aug. 21, 2020 ~7 min

 covid-19  pandemic  antibodies  sars-cov-2  viruses  infections  covid-19-therapy  convalescent-plasma

How the coronavirus escapes an evolutionary trade-off that helps keep other pathogens in check

Pathogens typically face a trade-off between virulence and transmission. But that's not the case with SARS-CoV-2.

Joe Alcock, Professor of Emergency Medicine, University of New Mexico • conversation
June 17, 2020 ~6 min

covid-19 coronavirus pandemic transmission sars-cov-2 2019-ncov viruses pathogens infections

The puzzling questions of the coronavirus: A doctor addresses 6 questions that are stumping physicians

Mysteries surround the coronavirus, but our expert is here to address some of the most perplexing issues.

William Petri, Professor of Medicine, University of Virginia • conversation
May 6, 2020 ~5 min

 infectious-diseases  covid-19  coronavirus  immune-system  pandemic  severe-acute-respiratory-syndrome-sars  cdc  coronavirus-symptoms  infections  cytokine-storm

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