It depdends: There are many causes of toe spasms/cramps and it is important to identify the source. Cramps and spasms can be due to dehydration and low potassium. But they can also be due to a nerve conditions as well. I recommend you see a specialist for further evaluation. ...Read more.
1 The SA node (called the pacemaker of the heart) sends out an electrical impulse. 2  The upper heart chambers (atria) contract. 3  The AV node sends an impulse into the ventricles.  The lower heart chambers (ventricles) contract or pump.
A pacemaker is implanted under the skin, usually on the left side of the chest below the collarbone. The procedure takes about an hour, and most patients go home within a day. Types of pacemakers vary; some correct a slow heartbeat, while others stop an irregular heartbeat or stop severe heart failure.