You can never be too careful with heart health and Withings makes it easy to stay on top of it. Compliant with European medical device standards, the Core is a medically-accurate blood pressure monitor, electrocardiogram and digital stethoscope. So it helps you monitor and detect atrial fibrillation and valvular heart diseases - common among people with hypertension. However, it has a few tricks up its sleeve to make sure you don't miss a beat. It syncs your data via WiFi or Bluetooth, and that allows you to save your full history and share it with your doctor as needed.Good to know- The device monitors both systolic and diastolic blood pressure- You can view your results instantly on the LED screen- The full data history for up to 8 user profiles is accessible via the free Health Mate app- You'll get hypertension feedback based on the European Society of Hypertension and the American Heart Association- Outside Europe, the device has also been approved by the FDA (US Food and Drug Admi