How our solar system was born. 9 May 2016. Discover how a giant interstellar cloud known as the solar nebula gave birth to our solar system and everything in it.
Most deaths due to cardiac arrest are in older adults, particularly those with coronary artery disease. Cardiac arrest is the leading cause of death in young athletes, but the incidence of it is unclear. Perhaps 1 in every 50,000 sudden cardiac deaths a year occurs in young athletes.
When the heart does not get enough oxygen, either during a heart attack orâ¦ for whatever other reason, it tends to go into ventricular tachycardia or fibrillation, which can be reversed, but must be done quickly. In children, the most common cause of cardiac arrest is hypoxia and respiratory distress or arrest.