Prevent the risk of cardio disease and stroke by early detection of atrial fibrillation, premature contraction, tachycardia, and bradycardia. Cardiac disorders need medical attention and thus early diagnosis is of paramount importance. The PARR technology detects arrhythmia during regular blood pressure checks without any additional user skills, user interaction and measurement prolongation. The PARR technology detects arrhythmia during regular blood pressure checks without any additional user skills, user interaction and measurement prolongation.