Leg Cramps 
An informational monograph on for patient counseling.
http://rxinsider.com/monographs/leg_cramps.htmLeg Pain 
Resources from the National Library of Medicine.
http://www.nlm.nih.gov/medlineplus/ency/article/003182.htm
Lower Extremity Compartment Syndrome 
Information on causes, symptoms and treatment.
http://www.postgradmed.com/issues/1999/03_99/swain.htm