The science behind PresVU: PresVU eye drops work by adjusting the pupil size to enhance focus on nearby objects, thus improving near vision without the need for reading glasses.

Market implications: The approval of PresVU could significantly impact the eyewear industry, providing a non-invasive alternative to traditional reading glasses.

Potential user benefits: Users of PresVU can enjoy a glasses-free experience for reading, offering convenience and a more natural appearance.

Possible limitations: While promising, the long-term effects and suitability for all individuals with presbyopia remain to be fully evaluated.