Heat a copper ring and an iron ring until red hot and then throw them into a recipient full of spring or rain water. Plunge your hands and feet at the same time and stir the water slowly with them. Let them air dry.
In the Middle Ages and a long time after, the water used by the blacksmith to cool the iron was utilized as a remedy. Copper is associated with the sign of Taurus, but is beneficial for all the other signs, it has also a bactericidal action. Iron and copper are present in the body in the form of trace elements indispensable for the organisms nutrition uptake.