Take me back (green great effect)

when was the last time you spent with nature?
when we feel tired with everyday life we feel the need for refreshment of our brains also need to relax, but not just for the brain to the eyes also enjoy nature tourism to be very useful.certainly in our daily activities can not be separated from the gadget that makes our eyes tired.
Too often see the gadget in a short distance for a long time easy to make the eye muscles tired. This is because the eye muscles are forced to focus to see the screen without blinking. By seeing the natural scenery, tired eye muscles can be relaxed for a moment.
Too often staring at the screen can usually make the eyes easily tired. The green landscape can make the lens and cornea work more relaxed. This is because psychologically, the green color in nature can provide a natural response to the brain, to provide a calm effect.Some objects in nature, such as trees, waterfalls or mountain tops can be a means to train eye focus. For example after seeing the tree in front of the eye, then see the waterfall far in the eye. Perform for 20 seconds repeatedly, so that pupils are always trained and vision is always maintained health.