Thelansis

  Presbyopia presents a widespread challenge affecting over a billion individuals globally. In developing regions, up to half of those aged 50 and above grapple with unmanaged presbyopia due to limited awareness and access to affordable treatment. Even in developed nations, the prevalence can reach as high as 34%. The definitions of presbyopia vary considerably, prompting a proposed redefinition: "Presbyopia arises when the natural age-related decline in the eye's focusing ability reaches a point where, despite optimal correction for distance vision, near vision clarity fails to meet individual needs." Various strategies exist for addressing presbyopia. These include the use of separate optical aids like reading glasses or the adoption of optical lenses with multiple focal points such as bifocal, trifocal, or progressive addition spectacles. Monovision techniques offer another approach, involving different corrections for each eye through methods like contact lenses, in...