Effectiveness of Electric Stimulation Therapy in Raynaud's Phenomenon

The experimental group will receive an electrotherapy treatment with galvanic current in their hands.This protocol will be administered at weekly sessions of 30 minutes with a period of 3 times / week with a total of 20 sessions, distributed over a 7-week period. They will be evaluated at baseline, after the end of the last treatment session and after two months of follow-up.

The control group continue with their usual conservative and pharmacological treatment and will not receive electrotherapy treatment. They will be evaluated too at baseline, after the end of the last treatment session and after two months of follow-up.