Feeling of having something moving or stripe on" arts, itching, "leg pulling", tingling, burning, pain or shock. If RLS is more serious it can also cause slight pain, which is usually more a nuisance than a real pain. The symptoms of restless legs syndrome in children may differ from those of adults. In children, the disorder can be accompanied by ' hyperactivity , but no one knows with certainty the mechanism that links the two disorders. Unpleasant sensations caused by RLS usually originate in the lower leg (calf), but it really can affect any part of the legs or feet, and even arms. The sensations seem to originate from the depths of the legs, and not from the surface. Normally they affect both legs, but in some cases can affect only one leg, leg change or be more intense in the leg. Those suffering from mild symptoms may notice them only when very tired or awake a long time, such as during long trips by plane or while watching TV. If no problems falling asleep, you may have no symptoms at night. The unpleasant sensations caused by restless legs syndrome are different from cramps that many complain overnight . Leg cramps are often limited to certain muscle groups of the legs, which may begin to tense up. Leg cramps cause a more intense pain and to relieve them must stretch the affected muscle. In some cases the pain or discomfort in the legs can be caused by arthritis or dall'arteriopatia device (PAD). In these cases, however, move the legs gets worse the hassle than it relieves. periodic leg movements during sleep Many people with RLS also suffer from periodic leg movements during sleep (PLMS). This disorder causes jerky movements or rash of the legs every 10 or 60 seconds during sleep. These.