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Effect of air pollution on asthma is “small”

BMJ 1995; 311 doi: https://doi.org/10.1136/bmj.311.7013.1120a (Published 28 October 1995) Cite this as: BMJ 1995;311:1120
  1. DOUGLAS CARNALL
  1. BMJ

    There is no good evidence that air pollution causes asthma, and current levels of air pollution play only a small part in exacerbating existing asthma, says a British government report. According to Professor Ross Anderson, the chairman of a subgroup of the Committee on the Medical Effects of Air Pollutants set up to examine the links between asthma and air pollution, “daily fluctuations in the levels of air pollution do correlate with hospital admissions and symptoms, but this accounts for less than 5% of the total number of episodes of asthma.”

    Although there is …

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