The new guidance, the first in 11 years, emphasizes monitoring and collecting data on conditions and Marines’ well being.

Federal rules requiring businesses to protect workers from extreme heat are coming in 2027, and current precautions may not ...

Add Yahoo as a preferred source to see more of our stories on Google. Temperatures could hit triple digits in the Central Valley this week, prompting warnings from officials. The warmer weather means ...

More than 100 people were treated for heat-related injuries at a Union Pacific Big Boy whistle stop event in Berks County, police said.