A pacemaker is a small, battery-operated device that helps the heart beat regularly and at an appropriate rate.
Artificial pacemaker; Permanent pacemaker; Internal pacemaker; Cardiac resynchronization therapy; CRT; Biventricular pacemaker
A pacemaker generally has two parts:
Last March, I wrote about a Canadian study demonstrating that deep brain stimulation delivered by a device similar to a pacemaker can... Read more »
Cluster headaches are often said to be the most painful of all headaches. They have been described as "boring," bearing, burning," "like a hot poker... Read more »