Enhancing Vision With Trataka Kriya And Ayurvedic HerbsVision is the process of image formation. Healthy vision depends on the health of each organ involved in the process, i.e. the eye, the concerned part of the brain, and the nerves connecting the eye and the brain. Like any other process of the body, vision can be defected too, due to a structural or functional abnormality in the body. This article covers some aspects of vision, such as its mechanism, its defects