Treadmill Running
Quick answer
The Treadmill Running mainly works the quadriceps and calves, with help from the glutes. Indoor running that improves cardiorespiratory endurance at a controlled pace. Beginners: 10–20 minutes at an easy pace where you can still talk.

How to do it
- Warm up for 5 minutes at a brisk walk before moving to a run.
- Run with your torso upright, eyes forward, arms bent at 90° close to your body.
- Land under your center of gravity with short, regular strides.
- Choose a pace where you can still speak in short sentences.
- Finish with 5 minutes of walking, then increase the duration by about 10% per week.
Muscles worked
MainSecondary
- Quadriceps
- Calves
- Glutes
Common mistakes
- Don't hold the side rails while running.
- Avoid overstriding: it causes heel-strike impact.
- Attach the safety clip before starting.
Variations & alternatives
FAQ
What muscles does the Treadmill Running work?
Mainly the quadriceps and calves. It also works the glutes.
How long should I do it for?
Start with 10–20 minutes at an easy pace, 2–3 times a week, then add time gradually. Health guidelines aim for at least 150 minutes of moderate activity a week.
Is the Treadmill Running good for beginners?
Yes: it is a beginner-level exercise. Learn the movement with a light load, or your bodyweight, before adding weight.
Related tools
Log it, beat it
Kaizo's gym mode logs your sets, shows the muscles you worked this week and suggests the next weight.