
Introduction The thyroid gland is a small, butterfly-shaped organ located at the front of the neck. It produces hormones—mainly thyroxine (T4) and triiodothyronine (T3)—that regulate the body’s metabolism, energy levels, temperature, and many other vital functions. Proper thyroid function is...
Introduction Thyroiditis refers to inflammation of the thyroid gland, which can lead to either overproduction or underproduction of thyroid hormones. The condition can be temporary or chronic and may cause a range of symptoms depending on the type and stage of inflammation. Early diagnosis and...
Introduction Addison’s disease, also known as primary adrenal insufficiency, is a rare condition in which the adrenal glands do not produce enough of certain hormones, mainly cortisol and aldosterone...
Introduction Testosterone deficiency, also known as hypogonadism, occurs when the body does not produce enough testosterone, the primary male sex hormone. While testosterone is most commonly...
Introduction Menopause is a natural stage in a woman’s life, marking the end of menstrual periods and fertility. It typically occurs between ages 45 and 55, but the timing varies. Menopause is...
Introduction Primary hyperparathyroidism (PHPT) is a condition in which one or more of the parathyroid glands produce too much parathyroid hormone (PTH). This hormone regulates calcium levels in the...
Introduction Premenstrual syndrome (PMS) and premenstrual dysphoric disorder (PMDD) are conditions that affect women in the days or weeks leading up to their menstrual period. While PMS is common and...
Introduction Hyperthyroidism is a condition in which the thyroid gland produces too much thyroid hormone. These hormones control the body’s metabolism, so excess levels can speed up many bodily...
Introduction Hypothyroidism is a condition in which the thyroid gland does not produce enough thyroid hormone. These hormones are essential for regulating metabolism, energy levels, and many bodily...
Introduction Congenital lack of thyroid hormone, also known as congenital hypothyroidism, is a condition present at birth in which the thyroid gland does not produce enough thyroid hormone. These...
Introduction A goiter is an abnormal enlargement of the thyroid gland, which is located at the front of the neck. Goiters can vary in size and may or may not cause symptoms. While some goiters are...