Heat Stress in the Workplace: Prevention, Symptoms, and Safety Control Measures (2026 Guide)
Introduction Heat stress is a serious occupational hazard affecting workers in construction sites, factories, oil & gas, agriculture, and outdoor workplaces . When workers are exposed to high temperatures for long periods, the body may not be able to regulate its temperature properly. This can lead to heat exhaustion, heat cramps, dehydration, and even heat stroke , which can be fatal if not treated quickly. Understanding heat stress hazards and implementing preventive measures is essential for maintaining workplace health and safety. What is Heat Stress? Heat stress occurs when the body cannot cool itself properly while working in hot environments. Normally, the body cools itself through sweating. However, when: Temperature is very high Humidity is high Workers wear heavy PPE There is poor ventilation the body temperature can rise rapidly. This condition is called occupational heat stress. Common Causes of Heat Stress Several workplace conditions can increase the risk of heat...