Effect of Referent Type on Balance in Action Observation.

Inclusion Criteria: * Be of legal age. * Have a mobile device. * Have normal or corrected-to-normal vision. * Absence of neurological, orthopedic or vestibular disorders. * Absence of specific balance skills due to competitive sports. * Obtain a score of 3 or less on the Tegner activity scale. * Having voluntarily signed the informed consent and being willing to follow the protocol proposed by the research team. Exclusion Criteria: * History of participation in any study with movement representation methods. * Subjects with impaired communication and/or compression.