👉 Hypoparathyroidism is a condition in which the amount of parathyroid hormone (PTH) produced by the thyroid gland falls below normal levels. This can lead to low levels of calcium and phosphate in the blood, which can cause bone loss and osteoporosis. There are two main types of hypoparathyroidism: primary hypoparathyroidism and secondary hypoparathyroidism. Primary hypoparathyroidism occurs when the thyroid gland produces too