With a heat wave causing excessive heat warnings in Delaware, you'll hear a lot about the heat index this week. What to know ...

Hundreds of people working or playing outside – even those who seem healthy – succumb to heat-related illnesses each year.

READ MORE: What to know about summer solstice, the longest day of the year Typically, someone suffering heat stroke has exhausted their reserves of sweat and salt to stay cool, so sweating ...

The heat index chart takes into account the outdoor temperature and relative humidity. An 88-degree day with 40% humidity feels like 88 degrees to the human body, but if the humidity is instead 75 ...

Basically, when the body sweats, the perspiration evaporates, cooling the body. When the humidity is high, the sweat doesn't evaporate as quickly and the body doesn't cool itself as well. Therefore, ...

With temperatures rising into the 90s for the first time this year, the City of Rochester will activate its Cool Sweep ...

Even in places where heat is recognised as a dangerous health threat, people can be caught off guard ... which accounts for heat illness risk associated with temperature and relative humidity. It ...

National Weather Service observations at Lehigh Valley International Airport show the heat index entered the triple digits Monday morning. What’s that mean? Well, it’s hot, of course — as anyone can ...

After nearly a decade of wearables testing, I’ve amassed a truly terrifying amount of health and fitness data. And while I ...

Here's a list of spray parks in Rochester: Carter Street R-Center, 500 Carter St. Edgerton R-Center, 41 Backus St. David F. Gantt R-Center, 700 North St. Thomas P. Ryan R-Center, 530 Webster Ave ...