Goitre a choker, dubbed "Kropfband" (struma band) which was used to hide either the goitre or the remnants of goitre surgery. In the 1920s wearing bottles of iodine around the neck was believed to prevent goitre. The coat of arms and crest of Die Kröpfner, of Tyrol showed a man "afflicted with a large goitre", an apparent pun on the German for the word ("Kropf"). Goitre A goitre, or goiter, is a swelling in the neck resulting from an enlarged thyroid gland. A goitre is associated with a thyroid that is not functioning properly. Worldwide, over 90% of goitre cases are
Trace metal vegetables are sources. Taken in excessive amounts, trace elements can cause problems. For example fluorine is required for the formation of bones and enamel on teeth. However, when taken in an excessive amount can cause a disease called "Fluorosis', in which bone deformations and yellowing of teeth are seen. Fluorine can occur naturally in some areas in ground water. Trace metals include iron that can help to prevent anemia, and zinc that is a cofactor in over 100 enzyme reactions. Trace metal Trace metals are the metals subset of trace elements; that is, metals normally present in small but measurable