Environmental and occupational allergies j allergy clin immunol 2010 mcgrath ee burge ps henneberger pk agents and trends in health care workers occupational asthma occup med lond 2013 63513 6 doi 101093 occmed kqt093 crossref google scholar 67 verna n di giampaolo l renzetti a balatsinou l di stefano f di gioacchino g et al prevalence and risk factors for . Prevention of occupational allergies h de groot gcm groenewoud amh bijl allergy health care workers who do not have nrl allergy may not be willing to change gloves to help their co workers because of heightened awareness of nrl allergy and changing patterns in glove manufacturing and glove use it is likely that the occurrence of nrl induced occupational respiratory disease . However they may affect the immune system and some of them seem also to favor allergen sensitization as example it has been demonstrated that diesel exhaust particle exposure results in accumulation of allergen specific th2 th17 cells in the lungs potentiating secondary allergen recall responses and promoting the development of allergic asthma 18 . Preventive measures include lung testing skin testing and employee education employers usually provide environmental control measures such as adequate ventilation painting booths extractor fans protective clothing masks respirators and visors employees however may cut corners in the interest of time or convenience