Question

why is goiter caused?

Answer 1

Goitre is a diseased condition resulting from the deficiency of iodine in the diet. This causes swelling of the glands of the neck and weight loss. In an individual affected with goitre, the neck appears swollen.

Answer 2

The main cause of goiter in developed countries is autoimmune disease. ... Hypothyroidism is the result of an underactive thyroid gland, and this causes goiter. Because the gland produces too little thyroid hormone, it is stimulated to produce more, leading to the swelling