What should you know about graves disease and hyperthyroidism?

Excess thyroid hormone can speed up body processes. People may notice palpitations, excessive sweating, heat intolerance, feeling anxious, difficulty sleeping, diarrhoea, shaking, or unplanned weight loss. Some people develop eye irritation, prominence, or sensitivity to light. Symptoms can be gradual and may overlap with other illnesses. A blood test measuring thyroid hormones and thyroid-stimulating hormone helps confirm hyperthyroidism; further tests can help identify Graves disease and guide treatment.

Arrange a clinical assessment if these symptoms persist or cluster together. Treatment may include medicine that reduces thyroid hormone production, radioactive iodine, or surgery, depending on your health, thyroid findings, pregnancy plans, and preferences. Take prescribed medicine consistently and attend blood-test appointments because the dose may need adjustment. Tell your clinician about new eye symptoms, pregnancy, or medicines for the heart.

Seek urgent care for a very fast or irregular heartbeat, chest pain, severe breathlessness, fainting, confusion, high fever, or marked agitation. These may signal a serious effect of excess thyroid hormone or a heart rhythm problem. Contact your treatment team promptly if you develop a fever or sore throat while taking an antithyroid medicine, as you may need advice before the next dose.

Ask which tests distinguish Graves disease from other causes of hyperthyroidism, how often your blood tests are needed, and what symptoms suggest your dose is too high or too low. Discuss eye care, exercise, pregnancy, and the likely monitoring plan.