While Maricopa County's heat-related deaths were still brutally high in 2024, they showed their first annual decline in a ...

In Phoenix, that dip was cause for celebration ... though the mayor repeated a call for other levels of government to step up. “Extreme heat must be treated as a public health emergency by ...

In 2023, the county reached its highest recorded number of heat deaths with 645 people dying from the heat. A preliminary ...

A new study finds extreme heat can potentially accelerate the aging process, chemically modifying DNA and speeding up ...

New research reveals residents in America's hottest cities may age 14 months faster biologically. Discover which 6 cities ...

Exposure to heat can alter the way your DNA works, according to a new study. The effects could lead to long-term health ...

Fewer people died from extreme heat in the Valley last year, marking the first time Maricopa County has reported a decrease ...

People dealing with prolonged extreme heat exposure can appear older and even have their genes altered, according to a new ...

Phoenix and Maricopa County on track to count fewer heat deaths for first time in a decade Over the last 20 years, local governments have beefed up their response to extreme heat. Municipalities ...