1) Marathon malady 2) Muscle spasms 3) Muscle woes 1) Restrains 2) Spasms 
Painful menstural periods with intense cramping pains that can be felt in the abdominal and back area. Synonym(s): Dysmenorrhea
Many people with kidney failure get muscle cramps. Imbalances in fluid and electrolytes, nerve damage or blood flow problems are thought to be some of the causes. Some people experience cramps during or after haemodialysis and this may be due to a drop in blood pressure or a rapid loss of fluid or sodium.