People who use methamphetamine can shiver in extreme heat. They sweat but can't cool down. They should rest to avoid generating heat, but can't stop moving. And if they collapse after days of staying ...

Heat stroke and heat cramps are among health issues caused by extreme heat. Much of Michigan remains under a heat wave early this week, forecasters say. Extreme heat can make Michigan summer deadly, ...

If you’ve been feeling stickier and sweatier than usual, you’re not imagining it. Heat and humidity levels are climbing across much of the United States with forecasts pointing to even more oppressive ...

Heat stress happens when your body starts having problems regulating internal temperature due to high external temperatures. It may lead to heat-related illnesses like heat exhaustion and heatstroke.

A little sweat never hurt anyone, but overheating? That’s a whole different beast. Whether you’re lifting in a gym that feels like an oven or running through a heatwave, we’ve all had those moments ...

For the millions of Americans who take medications for common issues like heart disease or high blood pressure, a heatwave like the one causing sweltering conditions across the Central and ...

While a mosquito bite is often no more than a temporary bother, in many parts of the world it can be scary. One mosquito species, Aedes aegypti, spreads the viruses that cause over 100,000,000 cases ...

Overheating in pregnancy can be dangerous for both you and your baby. Learn more about the signs of overheating and how to stay cool.