Outdoor workers in Arizona, including construction and agricultural laborers, are at high risk of heat-related illnesses such as heat exhaustion and heat stroke. The new regulations aim to mitigate these risks by ensuring access to essential resources like water and shade. Prolonged exposure to extreme heat can lead to severe health complications, and these measures are expected to reduce the number of heat-related incidents. Employers failing to comply may face penalties, emphasizing the importance of adherence to these safety standards.