Mon Prof Augmenté
Heart Rate and Effort
Age 15 · Sports
Your heart beats faster when you run, cycle, or swim harder. Training zones use heart rate to show how hard you are working.
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Every lesson is open to everyone for 7 days after it is published. This one came out on October 6, 2026: its text stays readable here, and its picture opens with a subscription.
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Age 15: open this week
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In the picture
- Chest strap: picks up heartbeats during exercise.
- Wrist band: shows current heart rate.
- Green bar: low-intensity training zone.
- Orange bar: moderate-intensity training zone.
- Red bar: high-intensity training zone.
Examples
- A brisk walk to school raises your heart rate a little.
- Sprinting for a bus makes it rise a lot.
Key takeaways
- Heart rate rises as effort increases.
- Training zones help set the right intensity.
Quiz: Heart Rate and Effort (Age 15)
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According to the card, what happens to your heart rate as your effort increases?
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What do training zones help you set?
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Which training zone is shown as high intensity?
The answers, each with its explanation, are in the app. This lesson has left the free week, so its quiz is part of the subscription.
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