An imaginary point where the weight of the torso is considered concentrated.
If it moves anteriorly, posteriorly or lateral from the base falls can result.
The whole body center of gravity is located within the pelvis.
The center of gravity of the trunk is located at the level of the sternum and anterior to the spine.
Walkers increase the base of support and allow an individual to use their arms to support some of their weight of the torso located anterior to the spine.