Goiter – Abnormal enlargement of the thyroid gland which is caused due by too much produce of hormones (hyperthyroidism) or too less hormones (hypothyroidism). It causes swelling at the base of the neck which makes you feel difficulty in breathing and swallowing. The thyroid gland produces triiodothyronine hormone (T3) and thyroxine hormone (T4) to regulate the […]