This system helps with:

Balance

Posture

Muscle tone

Bilateral coordination

Visual skills of tracking, convergence, and saccades

Spatial skills

Motor planning

Alertness 

Some behaviors we may see due to sensory challenges within the vestibular system include:

Loss of balance and experiences frequent falls 

Leaning against furniture or people for support

Holding their head in their hands while seated

Rocking in a chair or when standing

Becomes overly excited following movement activities

Demonstrates caution, hesitation, or fear before moving or having their feet off of the ground (gravitational insecurity)

Moves slowly or stiffly