USA TODAY analysis found that 90-plus heat index days are becoming more frequent, starting earlier, lasting longer and ...

Heat cramps, painful muscle cramps and spasms, usually in the legs and abdomen, may also be a symptom of heat exhaustion.

Heat-related illnesses and deaths are preventable. Here's what you need to know about prevention, plus symptoms and treatment ...

According to data from Kids and Car Safety, since 1990, Texas has led the nation in child heat strokes, with 156 deaths in total.

This Houston emergency room physician is showing families what to watch for—and what to do when seconds count.

Arizona’s 2023 heat season was the deadliest on record, and rural counties like La Paz and Mohave bore a disproportionate ...