Because, This stimulates the thyroid gland to increase in size in a vain attempt to produce more hormone. However it cannot produce more hormone because it does not have the necessary raw materials, namely, iodine. This type of thyroid enlargement is called is called simple goiter or iodine deficiency goiter.
an enlarge thyroid gland
An enlargement of the thyroid gland that results from a deficiency of dietary iodine is called a goiter. A goiter is inflammation of the thyroid gland. Worldwide, the most common cause of a goiter is due to a lack of iodine in our daily diet.
Yes it can be good sometimes. It has a lot of good uses... though if you consume a large amount of iodine you can die. So be careful! :)CheapIodine.com is a great source for Iodine.
thyroid gland
The thyroid gland
The pituitary gland will release more thyroid stimulating hormone if iodine is lacking in the diet. The thyroid gland will enlarge in an effort to respond to the TSH. The enlargement (goiter) can be large enough to cause problems for the person with the low iodine. One of the reasons that table salt has iodine in it is due to number of goiters that were see. Afterwards, the numbers dropped.
Thyroid :)
the thyroid gland, from iodine deficiency , or a low functioning thyroid gland which is (hypothyroidism)
The Thyroid gland
iodine
Needed by the thyroid gland.
The thyroid gland is often imaged using a salt of iodine-131 as this gland has a high uptake of iodine.