More detail and supporting information is in the body of this article. 1  Leg pain refers to any kind of pain that occurs between the heels and the pelvis. 2  Many causes of leg pain are obvious, such as injury after an accident.  Leg pain can have less obvious causes, such as peripheral artery disease.
Cardiopulmonary resuscitation (CPR) is an emergency procedure that is performed on people who are suffering from cardiac arrest. The purpose of CPR is to provide a flow of oxygenated blood to the brain until other procedures can be performed to restore the person's heartbeat and breathing.
CPR stands for cardiopulmonary resuscitation and certification in performing it is often required for those pursuing work in the fitness or health and medical field. While the Internet has created many opportunities for home study, CPR is one of the things that still requires hands-on training.