Diseases, Conditions, Syndromes

COVID virus' incubation time gets shorter with each new variant

If you get infected with COVID-19, the time from infection to possible onset of symptoms—the incubation period—is significantly shorter now than it was at the beginning of the pandemic, new research shows.

Diseases, Conditions, Syndromes

Prevalence of COVID-19-related croup up during omicron

The proportion of children with COVID-19-related croup was increased during the period of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) omicron predominance compared with alpha or other variant- and delta-predominant ...

Diseases, Conditions, Syndromes

Dominant Alpha variant evolved to evade our innate immune system

The SARS-CoV-2 Alpha (B.1.1.7) variant mutated to evade our 'innate immune system', helping establish it as the world's first 'Variant of Concern', finds a new study led by researchers at UCL and the Quantitative Biosciences ...

Diseases, Conditions, Syndromes

UK study suggests COVID-19 became much more lethal in late 2020

A new statistical analysis supports beliefs that COVID-19 became more lethal in the U.K. in late 2020, while also suggesting that multiple factors—not just the alpha variant of the virus that causes COVID-19—were to blame. ...

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