High-sodium diets lead to all kinds of health problems, including vision loss. This means it is a good idea to limit or completely eliminate eating these potato chips, which are linked to vision loss.

Non-protein-coding genes have been linked to a hereditary condition, retinitis pigmentosa, that causes progressive blindness.

“People don’t think of the eyes as a window to wider health,” a lead consultant ophthalmic surgeon at Blue Fin Vision, Mr ...