The risk of being exposed to COVID-19 particles increases with shorter physical distance to a patient, higher patient viral load and poor ventilation. Measurements taken by researchers at Lund University in Sweden of airborne ...
May 11, 2022
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Although respirators with one-way exhalation valves can make wearing a mask more comfortable, their use as a way to prevent the spread of COVID-19 in public has been discouraged. The thinking is that valves do not effectively ...
May 4, 2022
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Two years into the COVID-19 pandemic, the public debate on masks is as heated as ever—especially in Philadelphia, which earned national attention for once again requiring masks in indoor public spaces.
Apr 22, 2022
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A commonly used radioisotope, technetium-99m, used in medical diagnoses regularly suffers from shortages due to being produced at aging nuclear reactors that often shut down for repairs. But an alternative technique for producing ...
Apr 21, 2022
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Scientists have identified a mechanism that explains how fine air pollution particles might cause lung cancer, according to a study published today in eLife.
Apr 19, 2022
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Anosmia, the loss of smell, is a frequent and often long-term symptom associated with COVID-19 that can severely burden a person's quality of life, making it extremely difficult to taste foods, detect airborne hazards in ...
Apr 11, 2022
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Exposure to pollution during pregnancy can have many adverse effects in infants and children that can even extend into adulthood. For example, air pollution exposure is associated with increased risk of low birth weight, ...
Apr 7, 2022
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Five grams of plastic particles on average enter the human gastrointestinal tract per person per week. This is roughly equivalent to the weight of a credit card. Whether ingested micro- and nanoplastics pose a health risk ...
Mar 24, 2022
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Genetic testing of saliva samples identifies the SARS-CoV-2 virus more quickly than testing of nasal swabs. The research is published March 21 in Microbiology Spectrum, a journal of the American Society for Microbiology.
Mar 21, 2022
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A team of researchers led by Harvard and Broad Institute scientists has developed a new drug-delivery system using engineered DNA-free virus-like particles (eVLPs) that is able to edit genes associated with high cholesterol ...
Feb 18, 2022
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