Arrhythmia
Heart and circulation
There are a number of different types of arrhythmia. Most arrhythmias that come from the top of your heart (supraventricular or atrial) can cause symptoms but aren't life threatening. Arrhythmias that arise from your ventricles (ventricular) are more serious and can sometimes be fatal.
Related articles
[Published by Bupa's health information team, April 2010.]
This factsheet is for people who are planning to have heart valve surgery, or who would like information about it....
Heart block causes your heartbeat to slow down or beat irregularly. It happens when the electrical signals that control your heartbeat are slowed down or blocked as they travel...