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Thyroid Disorder

Page updated - 09 June 2011

. . but you don't look ill - Cheerful support for those with hidden illnesses



The thyroid gland controls metabolism through the production of thyroid hormone. It may become overactive (hyperthyroidism) or underactive (hypothyroidism). In hyperthyroidism, symptoms may include: Weight loss, Rapid heartbeat, Tremor, Excessive sweating, Heat intolerance, Anxiety, Muscle weakness, Goitre, Irregular periods. In hypothyroidism, symptoms maybe: Exhaustion, sleep problems, Difficulty concentrating, Weight gain, Dry hair/skin/nails, Depression or anxiety, Constipation, Breathlessness, Swelling of feet/face, Hoarseness, Cold intolerance, puffy eyes, heavy periods.