Mutsch, B.* ; Heiber, M.* ; Grätz, F.* ; Hain, R.* ; Schönfelder, M.* ; Kaps, S.* ; Schranner, D. ; Kähler, C.J.* ; Wackerhage, H.*
Aerosol particle emission increases exponentially above moderate exercise intensity resulting in superemission during maximal exercise.
Proc. Natl. Acad. Sci. U.S.A. 119:e2202521119 (2022)
SignificanceAirborne transmission of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) or other pathogens is probably increased during indoor exercise, but data on the emission of aerosol particles by an exercising individual are lacking. Here, we report that aerosol particle emission increases on average 132-fold from 580 ± 489 particles/min at rest to 76,200 ± 48,000 particles/min during maximal exercise. Aerosol particle emission increases moderately up to an exercise intensity of ≈2 W/kg and exponentially at higher exercise intensities. These data not only explain SARS-CoV-2 transmissions during indoor group exercise but also can be used to design better targeted mitigation measures for physical activity indoors such as physical education in school, dance events during weddings, or high-intensity gym classes such as spinning.
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Publikationstyp
Artikel: Journalartikel
Dokumenttyp
Wissenschaftlicher Artikel
Typ der Hochschulschrift
Herausgeber
Schlagwörter
Sars-cov-2 ; Aerosol Particle Concentration ; Aerosol Particle Emission ; Exercise ; Physical Activity
Keywords plus
Sprache
englisch
Veröffentlichungsjahr
2022
Prepublished im Jahr
HGF-Berichtsjahr
2022
ISSN (print) / ISBN
0027-8424
e-ISSN
1091-6490
ISBN
Bandtitel
Konferenztitel
Konferzenzdatum
Konferenzort
Konferenzband
Quellenangaben
Band: 119,
Heft: 22,
Seiten: ,
Artikelnummer: e2202521119
Supplement: ,
Reihe
Verlag
National Academy of Sciences
Verlagsort
Tag d. mündl. Prüfung
0000-00-00
Betreuer
Gutachter
Prüfer
Topic
Hochschule
Hochschulort
Fakultät
Veröffentlichungsdatum
0000-00-00
Anmeldedatum
0000-00-00
Anmelder/Inhaber
weitere Inhaber
Anmeldeland
Priorität
Begutachtungsstatus
Peer reviewed
POF Topic(s)
30205 - Bioengineering and Digital Health
Forschungsfeld(er)
Enabling and Novel Technologies
PSP-Element(e)
G-503891-001
Förderungen
German Federal Institute of Sport Science
Deutsche Forschungsgemeinschaft (DFG)
Copyright
Erfassungsdatum
2022-06-10