Why You Sweat So Much at Night—And What to Do About It

Waking up in a pool of sweat can feel alarming. And even though lots of people sweat more overnight, it’s a sign that things may not be working as they should: the body’s core temperature typically decreases slightly during sleep. But a variety of medical and lifestyle factors can signal to the brain that it’s … Read more

Dozens of Hikers Became Ill During Trips to Waterfalls Near the Grand Canyon

Dozens of hikers say they fell ill during trips to a popular Arizona tourist destination that features towering blue-green waterfalls deep in a gorge neighboring Grand Canyon National Park. Madelyn Melchiors, a 32-year-old veterinarian from Kingman, Arizona, said she was vomiting severely Monday evening and had a fever that endured for days after camping on the … Read more