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MAP20071019685Abeysekera, John D.A.Adaptation to discomfort in personal protective devices : an example with safety helmets / John D.A. Abeysekera and Houshang ShahnavazSumario: Discomfort in the use of personal protective devices (PPD) has been one of the chief causes of their non-use. A field trial using industrial helmets was carried out to ascertain whether by training and repeated wearing subjects could experience a significant adaptation to discomfort. In relation to inherent discomforts that are extremely difficult to overcome without compromising the protection efficiency of a PPD, the principle of adaptation seems to be a very important facet which has to be developed for an effective PPD programmeEn: Ergonomics. - London and Washington. - Vol. 33, nº 2, February 1990 ; p. 137-1451. Ergonomía. 2. Condiciones de trabajo. 3. Equipos de protección individual. 4. Cascos de protección. 5. Diseño. I. Shahnavaz, Houshang. II. Title. III. Título: Ergonomics.