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Apple Watch - Use the ECG App

2026-10-22 17:08:38.038

Apple Watch - Use the ECG App

Here's how to use the ECG app on your Apple Watch to record the timing and strength of the electrical signals that make your heart beat.
  • The steps below apply to the Apple Watch Series® 4, Series 5 and Series 6.
  • Ensure your Apple® iPhone® is updated to the latest version of iOS.
  • Ensure your Apple Watch is updated to the latest version of watchOS.
  • The ECG app isn't intended for use by people under 22 years old.
  • The ECG app isn't available while an Apple Watch is set up in Standalone Mode (Set Up for a Family Member).
  • For more info on the ECG app, check out this Apple Support page.

Take an ECG

  1. Using your iPhone, open the
    Health app
    .
  2. Tap the
    Browse tab
     (lower-right).
  3. Tap
    Heart
     then tap
    Electrocardiograms (ECG)
    .
  4. Tap
    Set Up
     then follow the on-screen instructions.
  5. Ensure your Apple Watch fits comfortably on your wrist.
  6. From the Watch face screen, press the
    Digital Crown
     to access the Apps screen.
    Press the Digital Crown
  7. Tap the
    ECG app
    .
  8. Keep your arm steady while holding your finger on the Digital Crown for 30 seconds.
    Don't press the Digital Crown during the session.
  9. View the classification.
    If necessary, tap
    Add Symptoms
    , select your symptoms, tap
    Save
     then tap
    Done
    .
    For more info on the results of your ECG, check out this Apple Support page.

View Health Info

  1. Using your iPhone, open the
    Health app
    .
  2. Tap the
    Browse tab
     (lower-right).
  3. Tap
    Heart
     then tap
    Electrocardiograms (ECG)
    .
  4. View your ECG results.
    To share with your doctor, tap
    Export a PDF for your doctor
    .