NIOSH logo and tagline

OSHA-NIOSH INFOSHEET: Protecting Workers from Heat Illness

May 2011
DHHS (NIOSH) Publication Number 2011-174
document cover

At times, workers may be required to work in hot environments for long periods. When the human body is unable to maintain a normal temperature, heat-related illnesses can occur and may result in death. This fact sheet provides information to employers on measures they should take to prevent heat-related illnesses and death.