A 10-year-old boy on the baseball diamond goes into cardiac arrest while rounding the bases. A middle schooler falls unresponsive to the floor while sitting in class. A high school football player collapses after being struck in the chest. About 2,000 young, seemingly healthy people under the age of 25 die annually of sudden cardiac arrest. “Some of these children and young adults might have experienced previous symptoms, like shortness of breath or chest pain, but many do not have any symptoms of a heart problem until sudden cardiac arrest,” said Virteeka Sinha, an assistant professor of emergency medicine at Rutgers New Jersey Medical School. “Many of these deaths can be prevented by immediately performing cardiopulmonary resuscitation [CPR] and using an automated external defibrillator. However, so often this is not done.” To read the full story.