Does working in an extremely cold environment affects lung function?: 10  years follow-up

ConclusionsLong term intermittent occupational exposure to extreme cold temperatures (-55  °C) does not appear to cause irreversible deleterious changes in lung function in healthy workers, thus the development of obstructive or restrictive lung diseases is not expected.
Source: International Archives of Occupational and Environmental Health - Category: Occupational Health Source Type: research