Types Of Pacemakers
A
The heart's natural pacemaker is an electrical timing device that controls the rate of the heart's muscular contractions, enabling the heart to pump blood under the wide range of demands encountered in daily life.
Everyone's heart speeds up or slows down under different conditions and may on occasion appear to flutter or miss a beat. These palpitations are usually...
More information on "Types Of Pacemakers"
From Our Experts
Pacemakers and Electronic Interference
Q: My mother just had a pacemaker and was told that there were electric devices that she had to “watch out for”. We were concerned that... Read more »
Brain “Pacemaker” Device Moves Forward in Alzheimer’s Studies
Last March, I wrote about a Canadian study demonstrating that deep brain stimulation delivered by a device similar to a pacemaker can... Read more »
The "vapours," fainting, and the vagal reflex
In old movies, actresses would put their hands up to their foreheads with the palm faced out before passing out upon the delivery of any... Read more »
From Our Sources
Heart Pacemakers and ICD's Patient Guide
These electronic medical devices monitor heart rhythm and deliver appropriate electrical therapy when certain arrhythmias occur. Pacemakers and ICDs... Read more »
Pacemaker
Source: ADAM Encyclopedia
A pacemaker is a small, battery-operated device that helps the heart beat regularly and at an appropriate rate. Alternative Names ... Read more »
Arrhythmias
Source: ADAM Encyclopedia
An arrhythmia is a disorder of the heart rate (pulse) or heart rhythm, such as beating too fast (tachycardia), too slow (bradycardia), or... Read more »
Heart palpitations
Source: ADAM Encyclopedia
Palpitations are heartbeat sensations that feel like your heart is pounding or racing. You may simply have an unpleasant awareness of your own... Read more »
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