Any of the muscles that are under our voluntary control (skeletal muscles) can cramp. Cramps of the extremities, especially the legs and feet, and most particularly the calf (the classic  charley horse ), are very common.
Northern Europe includes Denmark, Finland, Greenland, Iceland, Norway, and Sweden. This area is known for harsher environments. It is generally cold, has poorly developed soils and limited mineral resources. This region has a population of over 25 million people.
Denmark is the smallest of the regions countries. Most of Denmark lies on the Jutland Peninsula. More than 55% of Denmark's land is used for farming.Denmark borders the Baltic Sea and the North Sea also includes two major islands (Sjaelland and Fyn). Denmark is humid and overcast; mild, windy winters and cool summers.enmark is the smallest of the regions countries. Most of Denmark lies on the Jutland Peninsula. More than 55% of Denmark's land is used for farming.