The article presents a case study related to the diagnosis of a patient suffering from restless legs syndrome (RLS). The patient noticed strange sensations in her legs at night when she was 20. At the age of 45 the complications got worse and she decided to see a doctor. Diagnosis of her ailment suggests that RLS is associated with sleep disturbance. Diagnosis of RLS is based on a history of four essential criteria including unpleasant sensations during the movement of legs.