Heat Stress - Knowledge Center

Welcome to the Heat Stress Knowledge Center. There are numerous jobs throughout the country that involve hot environments, both indoors and out. And since working in these conditions can affect the body’s ability to cool itself down, workers must be educated about the dangers of heat stress and dehydration and how to prevent them both.

Featured Heat Stress Articles

Featured Heat Stress Q&A

Heat Stress Safety Meeting Topics

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Summer is here and that means being even more aware of safety hazards and challenges your workers will face every day. High heat, temperature extremes, noisy work environments, working at heights, confined space situations; increased (more...)

Workers who are exposed to extreme heat or work in hot environments may be at risk of heat stress. Exposure to extreme heat can result in illnesses and injuries. Prevention of heat stress in workers is important. Employers should provide (more...)

Heat Stress Downloads

Each year, more than 600 people die in the United States due to extreme heat. Heat-related illnesses often go unrecognized until it's too late and the damage is done. We need to understand the (more...)

Yes, hydration safety solutions are PPE too!Understanding how worker performance and efficiency is affected by environmental conditions is critical to reducing dehydration-related illnesses and (more...)

You don’t have to be sweatin’ to the oldies or your favorite Richard Simmons DVD to generate heat. Actions as unconscious as breathing generate heat as part of the metabolism, the process of breaking (more...)

Heat Stress Terms

More Heat Stress Content

Dehydration can have serious consequences


Everyone knows it's important to avoid dehydration, but not everyone knows why. Learn about the (often scary) outcomes of excess fluid loss.

How to Select the Right Moisture Wicking Fabric for Your Job


Performance and protection are critical for safety apparel, but it doesn't mean you have to sacrifice comfort. Learn more about moisture wicking clothing.

Drink Up: How to Prevent Dehydration on the Job


Staying hydrated is an important part of workplace safety. Learn about the effects of dehydration and how to prevent them.

How can I tell if a worker is dehydrated?


Dehydration takes place when the body uses or loses more fluid than it takes in, and it can have a devastating impact on an employee's health and performance. Even a...

What lifestyle choices have the biggest effects on dehydration?


Hydration is about more than drinking fluids. Individual differences in lifestyle can increase or decrease the likelihood of dehydration. If you want to promote...

What should you look for in a moisture wicking fabric?


Your choice of apparel can greatly impact your safety on the job. If you are working against the elements, on any given day you could be battling heat, humidity, rain or...

What are some of the misconceptions about heat stress and what should we do to address them?


Working outside during the summer months increases the risk of heat-related illnesses, so it's important to go over how to identify the symptoms of heat-related...

What is dry evaporative technology? How does it work?


Generally, our bodies sweat to cool us down. This can lead to dehydration as moisture is expelled from the skin and, of course, this creates concerns for overheating in...

What questions should you ask before buying a cooling towel?


While it may not be the first item that comes to mind as essential Personal Protective Equipment (PPE), a cooling towel can play a crucial role in ensuring the health...