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Home»Posts tagged with»breath

Detecting evidence of lung cancer in exhaled breath

By ACS Newsroom | American Chemical Society on Nov 9, 2024   Featured, Health, Science/Education  

Detecting evidence of lung cancer in exhaled breath

Exhaled breath contains chemical clues to what’s going on inside the body, including diseases like lung cancer. And devising ways to sense these compounds could help doctors provide early diagnoses — and improve patients’ prospects. In a study in ACS Sensors, researchers report developing ultrasensitive, nanoscale sensors that in small-scale tests distinguished a key change in […]

An explanation for the lack of blood oxygenation detected in many COVID-19 patients

By Jose Lopez Barneo | University of Seville on Dec 30, 2020   Featured, Health, Science/Education  

An explanation for the lack of blood oxygenation detected in many COVID-19 patients

One of the physiopathological characteristics of COVID-19 that has most baffled the scientific and medical community is what is known as “silent hypoxemia” or “happy hypoxia”. Patients suffering this phenomenon, the causes of which are still unknown, have severe pneumonia with markedly decreased arterial blood oxygen levels (known as hypoxemia). However, they do not report […]

Biggest Extinction in Earth’s History Caused by Global Warming

By Hannah Hickey | University of Washington on Dec 10, 2018   Featured, Science/Education  

Biggest Extinction in Earth’s History Caused by Global Warming

  [dropcap]T[/dropcap]he largest extinction in Earth’s history marked the end of the Permian period, some 252 million years ago. Long before dinosaurs, our planet was populated with plants and animals that were mostly obliterated after a series of massive volcanic eruptions in Siberia. Fossils in ancient seafloor rocks display a thriving and diverse marine ecosystem, […]

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