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Biomechanics & movement

The kinetic chain

The idea that the body’s segments work as a linked chain, passing force from the ground up through the hips, trunk and limbs.

Sports science

Overview

The kinetic chain is a way of describing the body as a series of linked segments — feet, legs, hips, trunk, shoulders and arms — that work together to produce movement. Rather than any one muscle acting alone, force is passed along the chain, each segment building on the last. In many powerful actions this happens from the ground up, with the legs and hips starting the movement and the smaller, faster limbs finishing it.

The idea helps explain why so much of a serve, throw or kick actually begins far from the hand or foot that delivers it. When the sequence is well timed, force adds up smoothly along the chain; when a link is skipped or mistimed, effort tends to leak away. How an individual sequences their own movement is best explored with a qualified coach.

The science

  • The body works as linked segments that pass force from one to the next.
  • In many powerful skills the sequence runs roughly from the centre outward.
  • The legs and hips often generate force that the trunk and arms transmit and refine.
  • Timing matters as much as strength — a well-timed chain adds force smoothly.
  • It is a model for understanding coordination, not a rule for every movement.

The kinetic chain

How force is transferred through the body

  1. 1

    Ground & base

    Force begins from a stable contact with the ground.

  2. 2

    Legs drive

    The large leg muscles generate and transfer force upward.

  3. 3

    Hips & core

    The hips and trunk link lower and upper body and add rotation.

  4. 4

    Trunk & shoulder

    Force passes through the trunk into the shoulder girdle.

  5. 5

    Arm & hand

    The arm accelerates the hand, racket, bat or ball.

Conceptual: the general sequence of force transfer. The emphasis and order vary by sport and technique.

Why it matters

  • It explains why coaches cue footwork and hip rotation for actions that finish with the arm.
  • It links rotational, throwing and striking skills across many sports.
  • It underpins how power and coordination combine in fast, whole-body movements.

Educational only

This is general, educational information about the science of sport and movement — a lens for understanding, not personal or medical advice.

Frequently asked questions

What is the kinetic chain?

It is a model that describes the body as linked segments — from the feet up through the hips, trunk and arms — that pass force along in sequence. It helps explain why powerful actions like a serve or a kick begin far from the point that finally delivers the force, and how an individual builds that sequence is best guided by a coach.

Explore across the knowledge base

Follow the threads that connect The kinetic chain to the rest of SocialSportHub.

Movement patterns

Training methods

Coaching concepts

Knowledge Atlas

Skills Academy

Muscle groups

Go deeper with The kinetic chain

Everywhere else on the platform that covers The kinetic chain — assembled from what actually references it, so nothing here is a dead end.

How this page is maintained

Content type
Sports science concept
Provenance
Tier A — evergreen educational
Verified external sources
0
Content updated
2026-07-09

Evergreen, first-party explanation — it makes no claim that needs an external source. How we handle sources and reviews.