Why Extreme Heat Is So Deadly

When heat hits, we talk about the heat index, the dew point and heat risk. But what do all these measures mean?

Hundreds of thousands of people die from extreme temperatures every year, more than any other type of weather disaster

A 1972 law that allows states to avoid OSHA regulations for public-sector employees is undermining the nation’s first proposed worker safeguards for heat

An athletic trainer explains why bodies need time to acclimatize to extreme heat and what risks to watch out for to avoid heat illness in student athletes

Temperatures in Fairbanks, Alaska, are predicted to reach a record-tying 90 degrees Fahrenheit because of a prolonged, unusually late heat wave

Miami and New York City officials say they need more insight into how searing temperatures affect homeless people and other vulnerable populations

Extreme heat can cause train tracks to expand and buckle. That’s forcing rail operators to adapt as the climate warms

Under the scorching summer sun, pavement can reach temperatures hot enough to cause second-degree burns

It took 50 years and skyrocketing temperatures before the government proposed heat protections for workers. The Biden administration is trying to speed up the process

Heat waves are costly and kill more people each year than hurricanes, tornadoes and floods combined, but because FEMA doesn’t count them as disasters, communities miss out on important resources

The CDC’s new Heat and Health Index looks at the vulnerability of 32,000 neighborhoods to extreme heat using demographic and health statistics

Places beset by heat waves should receive FEMA disaster funds just as those hit by hurricanes or flooding do, labor unions, green groups and public health advocates argue in a new petition