ReadMyMove

Metric glossary

Landing impact (peak shin acceleration)

The size of the jolt your shin feels at each landing, in g, compared only with your own usual.

Pods needed
A pod on the shin
Usual confidence
Medium what this means

What it is

Every landing sends a short jolt up your leg. This number is the peak acceleration of the shin pod at landing, in g (1 g = gravity). Technically: peak tibial acceleration.

How we measure it

A shin pod records acceleration 100 times a second. We take the highest value just after each landing. The pod can read up to 16 g, so very hard landings are capped at that value.

Typical range

There is no population range. The number depends a lot on how tight the strap is and exactly where the pod sits. It is a detail number in the Stats tab today. It only makes sense compared with your own usual, with the pod in the same spot and the strap equally tight.

How sure we are

Medium, and indicative only. At 100 samples a second, very short impact peaks can be missed or blurred, so read it as a rough guide. See how confidence works.

What you can try

If you want softer landings, try the cue "run quietly":

  • Quiet-feet strides: 4 × 20 s, listening to your steps.
  • Raise your steps per minute by about 5 %.

Good to know

A comparison card ("softer than your usual") is planned. Today you see the raw number.

Updated 1 November 2026.

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ReadMyMove shows how you move. It does not assess injuries or health. If you have pain, see a health professional. If you're pain-free, there's no need to change something just because it differs from a typical range.