Thyroid Problems Linked to Irregular Heart Rhythm, British Medical Journal Reveals  
11/28/2012 7:10:59 AM

People with an overactive thyroid gland (hyperthyroidism) carry a greater risk of developing irregular heart rhythm (known as atrial fibrillation) than those with normal thyroid function, finds a study published on today. As such, the researchers suggest there should be an increased focus on atrial fibrillation in patients with raised thyroid function.