A Answers (1)
Douglas Severance, Family Medicine, answeredLone atrial fibrillation may run in families as genetics plays a role in more than a third of cases. At least 38 percent of cases have a family link, according to research studies. Even if you do not have a family history of lone A-fib, your genetic makeup may increase your risk factors for developing the condition. Talk to your doctor about your family history and your risk factors for developing lone atrial fibrillation.