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Using Cardiogram

How do I cancel my subscription?

Cardiogram is a subscription billed through your phone’s play store account.  Like other apps with in-app subscriptions and purchases; If...

How do I get heart rate recovery readings?

Heart rate recovery (HRR) measures how much your heart rate drops after exercise. HRR is often used to measure cardiovascular...

Will Cardiogram tell me if I have atrial fibrillation?

No, Cardiogram will not tell you if you have atrial fibrillation at this time. Cardiogram is working on a study...

Why are some of the heart rate bars missing?

Note: gaps in Cardiogram data are normal and and do not indicate any health issues on their own. Cardiogram reads data...

How do I see sleep stats on daily graphs?

Sleep stats on your daily Cardiograms are shown in the bottom right quadrant below your graph. We include your average...