Definition. Night leg cramps, also called nocturnal leg cramps, are painful, involuntary spasms, aching or contractions of muscles in your legs. In most cases, night leg cramps involve your calf muscles, but muscles in your feet or thighs may cramp as well.1  Causes.ight leg cramps, also called nocturnal leg cramps, are painful, involuntary spasms, aching or contractions of muscles in your legs.
Tlingit and neighboring peoples. The greatest territory historically occupied by the Tlingit extended from the Portland Canal along the present border between Alaska and British Columbia, north to the coast just southeast of the Copper River delta in Alaska.
These areas are known in Inuktitut as the Inuit Nunangat. In the United States, Inupiat live on the North Slope in Alaska and on Little Diomede Island. The Greenlandic Inuit are the descendants of migrations from Canada and are citizens of Denmark, although not of the European Union.