What causes restless leg syndrome and why does it only seem to bother me at night?

Not known for sure: Restless legs syndrome (rls) is disorder of nervous system that affects legs and causes urge to move them. Because it usually interferes with sleep, it also is considered sleep disorder.Many medical conditions are associated with RLS including iron deficiency, diabetes, end-stage kidney disease, and pregnancy.Rls 10% of population, females > males. Brain uses iron abnormally some experts feel.

RLS: It is a syndrome w/ symptoms of an urge to move the legs especially near bedtime, that improves w/ movement ; is worse @ rest. It typically has uneasy sensations. Besides its relation to low peripheral Dopamine levels ; some to genes, it is unclear why it occurs. Sometimes it may be secondary to other medical issues. It's recommended that you see a sleep medicine specialist to properly diagnose it.