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Hyperthyroidism

Also called: overactive thyroid
The overproduction of a hormone by the butterfly-shaped gland in the neck (thyroid).
  • Treatable by a medical professional
  • Requires a medical diagnosis
  • Lab tests or imaging always required
  • Medium-term: resolves within months
Hyperthyroidism is the production of too much thyroxine hormone. It can increase metabolism.
Symptoms include unexpected weight loss, rapid or irregular heartbeat, sweating, and irritability, although the elderly often experience no symptoms.
Treatments include radioactive iodine, medications, and sometimes surgery.
Common: More than 200,000 US cases per year
Consult a doctor for medical advice Sources: Mayo Clinic and others. Learn more