Hospital Wearable Defibrillator Inpatient Study

Inclusion Criteria: Patients whom a physician deems at risk of sudden cardiac arrest during the hospitalization period (patients will be monitored using the hospital's telemetry system). Specific inclusion criteria are: * Hospitalized patients having continuous independent ECG monitoring. * Patients at risk of sudden cardiac arrest during the hospitalization period as determined by the investigating physician. * Patient ≥18 years of age (over the legal age of providing consent). Exclusion Criteria: * Patients with an active implantable cardioverter-defibrillator. * Patients with an active unipolar pacemaker. * Patients with physical or mental conditions preventing them from interacting with or wearing the device as determined by the investigating physician. * Patients having an advanced directive prohibiting resuscitation. * Patients having bandages or other clinical condition preventing the HWD use. * Patients unable to consent. * Patients having recently experienced an arrhythmic storm. * Patients prone to paroxysmal supraventricular tachycardia.