The prolonged extreme heat poses significant health risks, particularly for vulnerable populations such as the elderly, children, and those with pre-existing health conditions. The Maricopa County Public Health Department has already reported 136 heat-related deaths this year, nearly double the number recorded by this time in 2025. The combination of high daytime temperatures and warm overnight lows increases the risk of heat-related illnesses, including heat exhaustion and heatstroke. Outdoor activities, especially during peak heat hours, are strongly discouraged.