businessman using laptop computer overnight cause heart attack failure symptom. healthcare and medical wellness of overworked

ache adult arrhythmias attack awful businessman cardiogenic cardiology cause chest computer concept crushing damaged discomfort emergency failure health healthcare heart hurt hypoxemia illness infarct laptop lifestyle man medical myocardial overnight overtime overworked pain painful people pressure pulmonary restlessness rupture shock sick sickness sleepless squeezing stressed stroke symptom symptoms tachycardia technology theme tired using ventricular weakness wellness work workaholic young