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On the basis of these results the scientist advises that for walking the distance of people moving in the same direction in 1 line should be at least 4–5 meter, for running and slow biking it should be 10 meters and for hard biking at least 20 meters. Also, when passing someone it is advised to already be in different lane at a considerable distance e.g. 20 meters for biking.
(tags: covid-19 cycling running health aerosols infection gross exercise droplets)
“Pre-existing conditions” vs age as risk factors in COVID-19
Twitter thread with some data from a recent CDC paper: ‘Authors report that among those 19-64 y.o. WITH a pre-existing conditions, ~18-20% were hospitalized. Among those WITHOUT conditions: ~6% were hospitalized. Among those equal to or >65 y.o. WITH pre-existing conditions, ~42-44% were hospitalized. For those WITHOUT conditions: ~17-18% were hospitalized.’
(tags: icu hospitalisations hospitalizations covid-19 cdc papers health age)