Updated: January 13, 2015 | Minnesota, Native American, North Dakota, South Dakota | 1 |. Cheyenne Indians (from the Sioux name Sha-hiâyena, Shai-ena, or (Teton) Shai-ela, âpeople of alien speech,â from shaâia, âto speak a strange languageâ). An important Plains tribe of the great Algonquian family.
The shaking legs syndrome, also called the restless leg syndrome (RLS) is one of a number of disorders that can cause the legs to move, twitch, or shake uncontrollably.
Other causes can include medications such as birth control, diuretics (which are often prescribed for people with high blood pressure) and steroids. A lack of potassium or calcium can also be the underlying cause, as well as cold weather.. Acute leg cramps frequently are confused with restless legs syndrome (RLS) . But RLS is a different and more serious, chronic condition characterized by discomfort and persistent throbbing and pulling sensations in the legs.