Movement basics

Range of motion

The amount of movement available at a joint, such as how far an elbow can bend or straighten.

In everyday words

A bent elbow and a straighter elbow show different positions within that joint’s range.

What to keep in mind

Range differs between people and joints. More range is not automatically the goal for every activity.

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Movement basics
Mobility
In exercise instructions, mobility usually describes the ability to actively move through a range with control.
Movement basics
Hip hinge
A movement pattern in which the hips bend as the torso tips forward and the hips move back. The knees may bend too.
Movement basics
Flexibility
The available range of movement around a joint, influenced by the muscles and other tissues around it.