In 2004 the American Academy of Ophthalmology (AAO) published a review of various research regarding "visual training",[REF] which consisted of "eye exercises, muscle relaxation techniques, biofeedback, eye patches, or eye massages", "alone or in combinations".
In 2005 the Ophthalmology Department of New Zealand's Christchurch Hospital published a review of forty-three studies regarding the use of eye exercises.