Any worker exposed to hot and humid conditions is at risk of heat illness, especially those doing heavy work tasks or using bulky protective clothing and equipment. Some workers might be at greater risk than others if they have not built up a tolerance to hot conditions, including new workers, temporary workers, or those returning to work after a week or more off. All workers are at risk during a heat wave.

It is very important to watch out for each other during extreme heat. Simple overheating and dehydration can quickly become dangerous. Here is what to look out for and what actions to take. Read more