Which disease is caused by a deficiency of iodine?
A
Goiter
B
Rickets
C
Scurvy
D
Anemia
Correct Answer: Option A — Goiter
Explanation:
Iodine deficiency causes goiter, an enlargement of the thyroid gland as it struggles to produce enough thyroid hormone. Iodized salt programs have significantly reduced goiter prevalence worldwide, especially in developing countries.