Extreme heat makes it especially hard for your body to cool down, so you need to be extra careful if you exercise or play sports when it's baking...

Extreme heat makes it especially hard for your body to cool down, so you need to be extra careful if you exercise or play sports when it's baking...

After days of blistering heat, the nation's sweaty East Coast got to open windows, step outside and get temporary relief on Friday as temperatures...

After weeks of relatively cool and rainy weather occasionally punctuated by a stray warm, sunny day, extreme summer heat has descended on eastern...

After weeks of relatively cool and rainy weather occasionally punctuated by a stray warm, sunny day, extreme summer heat has descended on eastern...

Several cities are under extreme heat warnings as high temperatures and humidity grip parts of the country

Temperatures in Central Park are forecast to soar into the high 90s on Monday and Tuesday, but it will feel like it’s 105 degrees outside.

Temperatures in Central Park are forecast to soar into the high 90s on Monday and Tuesday, but it will feel like it’s 105 degrees outside. ......

Temperatures in Central Park are forecast to soar into the high 90s on Monday and Tuesday, but it will feel like it’s 105 degrees outside. ......

Tens of millions of people sweltered across the US Northeast and Midwest on Monday as record-high heat disrupted electricity supplies and train...