How things work

Guides

Why ZonePoints works the way it does, and what each number is actually telling you.

Why measure training effort?

Heart rate zones give a better picture of training load than pace or time.

Read more →How are training zones calculated?

How ZonePoints derives your personal five-zone model from max and resting heart rate.

Read more →How many zone points is enough?

Evidence-based weekly zone-points targets for health and fitness.

Read more →What is my max heart rate?

How max heart rate is measured and why it matters for accurate zone training.

Read more →What is my resting heart rate?

Why resting heart rate is a key health indicator and how to measure it accurately.

Read more →How is energy burn estimated?

The physiological model behind ZonePoints calorie estimates.

Read more →Which sensors can I use?

Bluetooth heart rate monitors, wearables, and other supported sensor types.

Read more →How do streaks keep you motivated?

How weekly streaks build lasting habits and keep you coming back.

Read more →How does the sync work?

How ZonePoints reads from and writes to Health Connect.