There are four basic thyroid problems, each with its own set of symptoms, and if left untreated, they can have catastrophic consequences:
Hyperthyroidism: The thyroid gland is hyperactive in hyperthyroidism. It produces an excessive amount of its hormone. About 1% of women suffer from hyperthyroidism. In guys, it’s less common.
Hypothyroidism: The opposite of hyperthyroidism is hypothyroidism. The thyroid gland is underactive, and it is unable to produce sufficient amounts of hormones.
Thyroid cancer: Thyroid cancer is the most prevalent endocrine cancer in children, yet it is still uncommon.
Thyroid nodules: Thyroid nodules are benign growths on or in the thyroid gland. Thyroid nodules that are large enough to feel are found in about 1% of men and 5% of women in iodine-deficient nations.