The company was originally a book seller but has expanded to sell a wide variety of consumer goods and digital media as well as its own electronic devices, such as the Kindle e-book reader, Kindle Fire tablet and Fire TV, a streaming media adapter. Amazon Web Services(AWS) is a comprehensive, evolving cloud computing platform.
URL of this page: //medlineplus.gov/ency/article/001101.htm. An arrhythmia is a disorder of the heart rate (pulse) or heart rhythm. The heart can beat too fast (tachycardia), too slow (bradycardia), or irregularly. Normally, your heart works as a pump that brings blood to the lungs and the rest of the body.
Transcript: Arrhythmia, or heart rhythm disorder, is a general term for an irregular heartbeat. Most arrhythmias are not dangerous, but some may indicate serious underlying heart disease and some can lead to serious problems such as loss of consciousness, stroke and sudden cardiac death.n fact, about 2.2 million Americans have a type of arrhythmia called atrial fibrillation-and that is only one type of rhythm problem. Some arrhythmias can lead to serious problems, including heart disease, stroke or sudden cardiac death.