Nearwork and myopia.

Discusses myopia and the causal factor of nearwork. Interest in the physiological mechanisms of myopia and how they might be regulated to control and prevent the condition; Research showing that retinal imagery initiates a feedback signal for development of refractive status; Topics of ocular accommodation and the biochemical changes that regulate axial elongation of the eye; Use of bifocal or progressive lenses to control progression of childhood myopia.