Sudden arrhythmic death syndrome (SADS) is a sudden unexpected death of adolescents and adults, mainly during sleep. One relatively common type is known.
Sudden death syndrome (SDS) is an umbrella term for a series of cardiac syndromes that cause sudden cardiac arrest and possibly death.
Sudden death in young people is rare, but those at risk can take precautions. Most deaths due to cardiac arrest are in older adults, particularly those with coronary Besides long QT syndrome, other abnormalities of the heart's electrical.