The last time the Earth was hotter than it is today was at least 125,000 years ago, long before anything that resembled human civilization appeared. Since 1970, the Earth’s temperature has spiked ...

Working out in the heat can help us get fitter in hot conditions, if we do it correctly. Hot, humid days are already uncomfortable—now imagine that discomfort multiplied as you go all-out during an ...

After a few pleasant hours sitting in the sun watching the Prefontaine Classic in Eugene, Oregon last month, I headed down into the bowels of Hayward Field for a grueling test for running in the heat.

What is the process of adapting the heat, and how much can it help improve your tolerance and performance in hot weather? It does not take a meteorologist to know that summers seem to be getting ...

Climate change is driving an increase in the frequency of extreme heat events that will affect a growing number of people globally. Research has shown that older adults are at a higher risk of dying ...

To the editor: L.A. is no stranger to excessive heat (“As L.A. bakes, duration of heat waves is accelerating faster than climate change, UCLA study shows,” July 10). A simple task, such as getting ...

After a few pleasant hours sitting in the sun watching the Prefontaine Classic in Eugene, Oregon last spring, I headed down into the bowels of Hayward Field for a grueling test for running in the heat ...

Endurance athletes like cyclists and long distance runners need to be extremely cognizant of their heat stress during extended race periods. Many of these athletes now use CORE wearables to track ...

Heat acclimation (HA) has long been recognized for its benefits in hot environments, but what about its effects on cyclists in cooler conditions? Welcome summer! As we hit the official start of summer ...

A new study from researchers at the Johns Hopkins Bloomberg School of Public Health finds that common fungal species may be adapting to higher temperatures in warmer sites within cities compared to ...

The construction industry has pushed to adapt to extreme heat, but this summer has shown it can’t avoid the trade-offs of rising temperatures. Firms have made investments to ensure worker safety and ...