Figure 2.

Oculomotor and head/eye proprioceptive exercises. A) Head-to-target or head movement following the target with the eyes in a neutral position. B) Eyes-to-target or eye movement following the target with different head positions. C) Head-to-target or head movement following the target with the eyes in a neutral position and the subject lying supine on a Swiss ball, with the head in a weight-dependent neutral position.