Cincinnati, OH: U.S. Department of Health and Human Services, Public Health Service, Centers for Disease Control, National Institute for Occupational Safety and Health, DHHS (NIOSH) Publication No. 86-112, 1986 Apr; :1-19
This document has been superseded and the new version can be found <a href="https://www.cdc.gov/niosh/docs/2011-174/"target="_blank">here</a>. This revised pamphlet is intended to provide employers and workers with and overview of the health hazards associated with work in hot environments, and to alert them to the precautions which should be taken to prevent injuries and other health problems due to heat stress. Workers may be exposed to a wide variety of hot or hot and humid environments. Discomfort is not the major problem with working in high temperatures and humidities; workers exposed to working in a hot environment may be subjected to health and safety hazards. Topics covered include how the body handles heat, health problems, heat stroke, heat exhaustion, heat cramps, fainting, heat rash, transient heat fatigue, preparing for the heat, lessening stressful conditions, number and duration of exposures, thermal conditions in the workplace, rest areas, drinking water, protective clothing, the importance of awareness, special considerations during prolonged heat spells, and sources of additional information.