But the air temperature isn't the only factor in how dangerous a hot day is; there's also another measure, called the ...

Wet-bulb temperature (WBT ... making it more difficult for water to evaporate. WBT is used as a measure of heat stress and our body’s ability to keep itself from overheating (see graphic).

The analysis calculated an approximate form of “wet-bulb globe temperature,” a metric that combines temperature, humidity, sunlight and wind. Scientists consider it the gold standard for ...

Left unchecked, you can become vulnerable to heat-related illnesses. Simply put, the wet-bulb temperature helps measure human survivability, or the body’s ability to cool itself. If the wet-bulb ...