What are the Causes of Muscle Spasms in Legs?
• Contraction of a muscle that is already in contracted position. For example, while sleeping in a position in which the knees are slightly bent and feet are pointing downwards, the calf muscle is shortened and is prone to muscle spasms. • Another cause of involuntary muscle spasms and twitches in legs is over usage or over exertion of leg muscles. • Some medicines such as diuretics, nicotinic acid, penicillamine, etc. produce muscle spasms in legs as their side effects. • High or low concentration of sodium or potassium causes alternation in the concentration of salt balance in the blood. This leads to muscle spasms in legs. • Some neurological disorders may be the reason behind the occurrence of chronic muscle spasms in legs. • Disease conditions such as cirrhosis of liver, sarcoidosis and lead poisoning have muscle cramps in legs as their common symptoms. • Expectant mothers suffer from muscle spasms in legs in the later stages of pregnancy. • Patients of renal disorders, who freque
