Thyroid and parathyroid glands are a very important part of normal functioning as the hormones they secrete help in regulating a body’s metabolism. The common thyroid disorders are hyperthyroidism, hypothyroidism, Goitre, thyroid nodule Graves’ disease and more. Over secretion of the hormone can result in a lot of abnormalities like unintentional weight loss, rapid heartbeat, increased appetite, nervousness, anxiety, heart palpitations and more. Under secretion of thyroid hormone causes weight gain, fatigue, skin issues, muscle weakness, constipation and more.