About-Wolff-Parkinson-White (WPW) syndrome, is a rare congenital medical condition in which an extra electrical pathway between the heart's upper and lower chambers causes a rapid heartbeat.
Symptoms- Sign and Symptoms in Adults
Rapid, fluttering or pounding heartbeats (palpitations)
Causes-
Doctors aren’t sure the actual reason behind Wolff-Parkinson-White (WPW) syndrome. The extra electrical pathway in the heart that causes a rapid heartbeat is present at birth so it may be due to some abnormality that occurs during fetal development.