Common Terms for Heat Impact:

Understanding the distinctions between commonly used terms like heat stress and heat strain is crucial.

Heat Stress:Heat stress refers to the overall heat load imposed on the body, originating from various factors such as:

• Ambient air temperature
• Radiant heat emitted by external sources like vehicles, equipment, and hot-work processes
• Air circulation
• Relative humidity
• Specific task requirements, including the need for a respirator or wearing multiple layers of clothing
• Metabolic heat generated by the body due to physical activity.

Heat Strain:Heat strain, on the other hand, delves into how the body reacts to heat stress. These responses primarily focus on expelling heat from the body and are influenced by:

• Physical fitness
• Acclimatization level
• Existing medical conditions
• Age
• Overall health status
• Body weight
• Hydration level
• Use of certain drugs or medications.

Understanding these terms is essential for WorCover Queensland to effectively address and manage heat-related concerns in the workplace.