The SIGHT TRAINER is a simple and easy-to-use application developed to help people suffering of MYOPIA, SHORTSIGHTEDNESS, PRESBYOPIA, LONGSIGHTEDNESS or ASTYGMATYSM. This site will help you: -To prevent yourself from loosing vision -To improve your sight -To heal your eyes -To stop wear glasses and contact lens -To remove results of bad vision -To escape blurred world -To make your sight, and thinking SHARP