This photo taken Jan. 7, 2017, shows Miles Walton, 4, of Port Angeles, leads his family on a snowshoe walk at Hurricane Ridge, Wash., (Caitlin Moran / The Seattle Times via AP)
Indiana Walton, 82, cools herself on the front porch of her home in Grand Rapids, Mich., on Tuesday while her daughter, Tamara, drinks a cold soda pop. The heat poses a variety of health problems for older people. (Associated Press)