In recent years, sudden deaths have been reported repeatedly and abound. The proportion of young and middle-aged people among sudden deaths has been rising significantly, and more and more people have begun to pay attention to sudden deaths. The reason for this is that nowadays the social competition is getting more and more intense, the pace of life is accelerating, the work pressure is increasing, the lifestyle is unhealthy, often stay up late, long-term overwork, too much socializing and drinking, etc. may become an unforeseen invisible killer. First, what is sudden death Sudden meaning is sudden, unexpected. Sudden death is currently more widely recognized is the World Health Organization’s definition of acute symptoms occur within six hours of death. The causes of sudden death include cardiac and non-cardiac causes, of which sudden cardiac death (SCD) is the most common, accounting for more than 80%. Coronary heart disease, aortic coarctation, severe heart failure, obstructive hypertrophic cardiomyopathy, fulminant myocarditis, hereditary arrhythmias, and electrolyte disorders can cause sudden death, with coronary heart disease and acute myocardial infarction being the most common, accounting for more than 30% of cases SCD occurs most frequently on Mondays, with a peak in the time period of 6:00 a.m. to noon, and the highest incidence is in the winter months, often occurring within one hour after the onset of the disease. Death. Sudden death caused by non-cardiac reasons is common in cerebral hemorrhage, pulmonary embolism, asthma and so on. Early Symptoms of Sudden Death 1. Chest Pain About half of the people have chest pain with shortness of breath before sudden death. And, 93% of people have repeated episodes of symptoms in the 24 hours before sudden death. 2.Tightness of the throat Patients have the symptom of tightness of the throat, in addition to shoulder, neck or arm pain, or stomach pain without gastric problems, and so on. This is because the pain that occurs during myocardial ischemia is transferred to different parts of the heart. 3, panic or fainting weeks or months before a heart attack, the patient will not regularly occur suddenly irregular heartbeat, more will feel panic. Other patients may experience bradycardia or even stoppage of heartbeat, leading to fainting due to insufficient blood supply to the brain. 4, fatigue Unexplained fatigue, at the same time, accompanied by other symptoms such as chest tightness or edema. 5, insomnia and wake up Long-term sleep deprivation will increase the risk of sudden coronary death. If you are awakened by suffocation during sleep or suffer from obstructive sleep apnea syndrome, it will increase the risk of sudden nocturnal death. 6, long-term recurrent excessive sweating without strenuous exercise but suddenly sweating profusely, is a signal released before a heart attack, to pay extra attention. Third, the sudden death of the first aid 1, yoga mat Let the patient lie down, put his hand to the patient’s tongue, cause stimulating cough, it can inhibit our ventricular tachycardia attack, is the more violent cough the better, continue to the patient to improve or ambulance arrival. 2, nitroglycerin For angina caused by chest tightness, chest pain, before the patient arrived, containing nitroglycerin can play the best inhibitory effect.