BLS and BLS-D: What Are They? What they are used for and how they are practiced

, usually external semi-automatic.

BLS and BLS-D are protocols that provide a well-defined sequence of actions that should be implemented when witnessing the loss of consciousness of a person who is presumed to have been affected by sudden cardiac death or other disorders that can lead to to respiratory arrest and cardiac arrest.

For further information: Sudden Cardiac Death of the whole organism - especially those of the brain - from death caused by the absence of oxygen. In fact, when breathing and blood circulation stop, the body's tissues no longer receive oxygen - an element of fundamental importance for their survival - thus initiating a process of cell death. Once this process begins, the chances of surviving as well as the chances of a possible recovery in the absence of damage, especially in the brain, decrease considerably.