As a result of individuals with blonde hair sometimes have lighter eyes, blonde hair could be an indicator for elevated threat of UV injury to the eyes as effectively. Optima Eye factors out that individuals who have lighter coloured eyes are at elevated threat for cancers of the attention, like iris and uveal melanoma. They’re additionally extra vulnerable to cataracts, a situation that happens when the lens of your eye turns into cloudy, impairing imaginative and prescient (per Mayo Clinic). Whereas cataracts can type naturally as you age, overexposure to UV rays could make their growth extra possible.
Prevention additionally factors out that, by way of the ageing course of, many individuals will expertise some lack of eye perform because of age-related macular degeneration (AMD) — a situation that causes the lack of central imaginative and prescient. Whereas superior age and elements like smoking play a task within the development of AMD, hair coloration has additionally confirmed to be a contributing issue. Based on a 2014 research revealed in Investigative Ophthalmology & Visible Science, individuals with blonde hair usually tend to develop early AMD than these with darker hair.