An Exploratory Study to Evaluate Diagnostic Accuracy of a 7-day Adhesive Patch Electrocardiographic Monitoring for Detecting Arrhythmia in Patients With Palpitation.

Inclusion Criteria

Inclusion Criteria: * Participants must meet all of the following criteria: 1. Adults aged 19 years or older who visit the study site during the study period with symptoms such as palpitations or syncope and are considered to require 24-hour ambulatory electrocardiographic monitoring. 2. Able and willing to provide voluntary written informed consent. 3. Able to wear the MEMO Patch™ continuously for 7 days. Exclusion Criteria: * Participants meeting any of the following criteria will be excluded: 1. A self-reported history of an allergic skin reaction to previously used adhesive products. 2. Planned electrical cardioversion, catheter ablation, or surgical treatment for an arrhythmia during the study period.