Overactive Thyroid Not Your Heart's Friend
An overactive thyroid may affect more than the body's metabolism. It also appears to be associated with a small increased risk of developing a common heart arrhythmia called atrial fibrillation.
Overactive Thyroid May Lead to Long-lasting Heart Issues
An overactive thyroid gland could put patients at higher risk of hospitalization for heart or blood vessel disease. This could be the case even if the gland was surgically removed.