Difference between silver earrings and iron earrings? Which one is better?

Iron earrings are prone to allergies, while silver earrings are safer in comparison, and gold earrings are recommended if your ears are newly pierced. One out of every one million people in the world is allergic to metals. The most common allergenic metal is nickel, and jewelry is also a major allergen. Once an allergy occurs, it can cause contact dermatitis manifestations such as redness, swelling, itching and yellowing of the skin around the contact. Many alloy products in daily life contain nickel. Coins, various alloy products, electroplated objects, eyeglass frames, metal watch bands, belt buckles, artificial jewelry, underwear buckle, etc., direct contact with the skin will make sensitive people allergic. Chromium, mercury, gold, platinum, barium, etc. can also cause allergic reactions, such as rheumatism and anaphylactic shock, etc., which are adverse reactions brought about by the release of metal ions. Perforation for the human body is a kind of trauma, in the trauma site into a metal foreign body does not belong to the human body tissue, the foreign body will continue to stimulate the human body so that the perforated parts of the body to become hypertrophic, the tissue may be hyperplasia, tumor-like protrusions, and when serious, there is also a possibility of carcinoma, in the nose, lips, tongue, and other nerve endings are very rich in the place of the perforation with ornaments, more or less will affect the function of the organs.