by caribb
Copyright (c) 2010 Stephen Lau
Nowadays, it is possible to prevent sudden death due to cardiac arrest.
Cardiac arrest is the sudden loss of cardiac function, which may result in sudden death. Like an electrical pump, your heart generates electricity in its upper chamber, sending signals through pathways in your heart to make all the muscle cells contract at once in order to produce your heartbeat. Through this intricate process, blood is pumped through your heart valves into all
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