Intended for healthcare professionals

Letters Aircraft noise and health

Whether noise exposure causes stroke or hypertension is still not known

BMJ 2013; 347 doi: (Published 16 December 2013) Cite this as: BMJ 2013;347:f7444
  1. Henrik A Kolstad, professor of occupational medicine1,
  2. Zara A Stokholm, research fellow1,
  3. Åse M Hansen, professor of psychosocial medicine2,
  4. Kent L Christensen, consultant3,
  5. Jens Peter Bonde, professor of occupational medicine4
  1. 1Department of Occupational Medicine, Danish Ramazzini Centre, Aarhus University Hospital, 8000 Aarhus C, Denmark
  2. 2Department of Public Health, University of Copenhagen, 1014 Copenhagen K, Denmark
  3. 3Department of Internal Medicine and Cardiology B, Aarhus University Hospital, 8000 Aarhus C, Denmark
  4. 4Department of Occupational and Environmental Medicine, University of Copenhagen, 2400 Copenhagen NV, Denmark
  1. henkol{at}

Studies on health risks of occupational noise exposure may help in the interpretation of Hansell and colleagues’ findings of increased risk of stroke, coronary heart disease, and cardiovascular disease with higher levels of aircraft noise in the community.1

Recently, we followed up 100 000 blue collar industrial workers, and although we had sufficient power, we found no increase in risk of stroke or hypertension at noise exposure above 80 dB(A) on normal working days.2 3 Unlike Hansell and colleagues’ study, …

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