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ECG Trends — Track Your Heart Health Over Time

Monitor your cardiac health progression with HeartLab's trend analysis. See how your heart rhythm, HRV, and Cardiac Score change over weeks and months.

See the Bigger Picture

A single ECG recording is a snapshot — useful, but limited. HeartLab's trend analysis transforms your Apple Watch ECG recordings into a longitudinal health story. Track how your heart rate variability, arrhythmia frequency, and overall cardiac health evolve over time. Identify patterns, see the impact of lifestyle changes, and detect gradual shifts that a single recording would miss.

What HeartLab Tracks Over Time

HeartLab stores and analyzes trends for: resting heart rate progression, HRV metrics (SDNN, rMSSD, pNN50) over weeks and months, PVC and PAC frequency and burden trends, Cardiac Score progression, ECG quality and waveform changes, and wellness indicators. Visual charts make it easy to spot improvements or concerning trends at a glance, and the AI assistant can explain what changes in your trends might mean.

Data-Driven Health Decisions

Trend data empowers you and your doctor to make informed decisions. Is a new medication reducing your PVC burden? Has your exercise routine improved your HRV? Are stress management techniques working? HeartLab's trends provide objective answers. Generate trend reports to share with your cardiologist and track the effectiveness of any interventions over time.

FAQ

How far back does HeartLab track trends?

HeartLab stores your entire ECG history on your device. You can view trends from the beginning of your recordings, with daily, weekly, and monthly views.

Can I see trends for specific metrics?

Yes. HeartLab provides individual trend charts for heart rate, HRV metrics, arrhythmia counts, Cardiac Score, and more. Each can be viewed independently or together.

Do trends appear in PDF reports?

Yes. HeartLab's PDF reports can include trend data showing how your metrics have changed over a selected time period.

How many recordings do I need for meaningful trends?

Even 5-10 recordings over a few weeks can reveal meaningful patterns. For best results, record an ECG 2-3 times per week consistently.

Get Advanced ECG Analysis on Your Wrist

HeartLab delivers clinical-grade ECG analysis directly from your Apple Watch — arrhythmia detection, HRV analysis, and professional reports.

Download on the App Store