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.
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.
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?
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.
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.
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.
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.
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.
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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