📖 Knowledge Base

Articles & Guides

Evidence-aware articles on cataract surgery, IOL technology, visual science, and the questions patients actually ask.

Articles & Guides
Patient Education

How IOLs Are Tested in the Lab — and Why Bench Tests May Not Show the Whole Picture

Why ACE is generally more realistic than one ISO2 setup, how test conditions can reverse the apparent winner, and where clinical evidence must take over.

Patient Education

Cataract Surgery After LASIK, PRK or RK: What Changes?

Previous laser vision correction does not rule out cataract surgery, but it changes corneal measurements, IOL calculations and the conversation about lens choice.

Patient Education

Vision and Cognitive Health: What the Evidence Shows — and What It Does Not

Vision impairment is associated with cognitive decline in older adults, but association is not proof that poor vision directly causes dementia or that eye treatment prevents it.

Patient Education

PureSee vs Vivity: What the Optical Bench Data Actually Shows

Compare PureSee and Vivity MTF bench data at different pupil sizes, including manufacturer results, a 2025 peer-reviewed study and the limits of lab testing.

Patient Education

Choosing an IOL Before Cataract Surgery: 3 Common Mistakes

Three common IOL-choice mistakes and the practical questions that help patients discuss visual range, glasses and night vision with their surgeon.

Patient Education

Monofocal IOLs and Glasses After Cataract Surgery: The Honest Trade-Off

What distance-targeted monofocal IOLs usually mean for reading, computers and night vision, plus enhanced monofocal and monovision alternatives.

Patient Education

Cataract Surgery Recovery: What You Can and Cannot Do

A practical cataract surgery recovery guide covering the first hours and weeks, eye drops, driving, exercise, swimming and urgent warning signs.

Patient Education

Sports and Sleeping After Cataract Surgery: Boxing, Skiing and Side Sleeping

When patients may return to contact sports, skiing and side sleeping after cataract surgery, why protocols vary, and why pressure spikes need follow-up.

Patient Education

Folk Remedies for Cataracts and Glaucoma: What the Evidence Shows

Why testimonials cannot show that eye drops, exercises or folk remedies reverse cataracts or control glaucoma — and what evidence-based treatment does.

Patient Education

Astigmatism and Toric IOLs: What Is Actually Being Corrected?

A plain-language guide to corneal astigmatism, toric IOL calculation, rotation, residual cylinder and the questions worth asking before surgery.

Patient Education

Why no IOL is perfect

Clear, balanced guidance on cataract surgery and IOL selection. Understand your options, trade-offs and the questions worth asking your surgeon.

Patient Education

Non-Diffractive EDOF Lenses: A Newer Approach to Extended Range

Clear, balanced guidance on cataract surgery and IOL selection. Understand your options, trade-offs and the questions worth asking your surgeon.

Patient Education

Enhanced Monofocal IOLs: Why the Improvement Can Be Easy to Miss

Clear, balanced guidance on cataract surgery and IOL selection. Understand your options, trade-offs and the questions worth asking your surgeon.

Patient Education

Enhanced Monofocal IOLs: The Current Landscape

Clear, balanced guidance on cataract surgery and IOL selection. Understand your options, trade-offs and the questions worth asking your surgeon.

Patient Education

Why Do Some Presbyopia-Correcting IOL Patients Report Dissatisfaction?

Clear, balanced guidance on cataract surgery and IOL selection. Understand your options, trade-offs and the questions worth asking your surgeon.

Patient Education

Contrast Sensitivity: The Overlooked Side of Vision Quality

Clear, balanced guidance on cataract surgery and IOL selection. Understand your options, trade-offs and the questions worth asking your surgeon.

Patient Education

The Light Adjustable Lens: What It Actually Is (and Isn't)

Clear, balanced guidance on cataract surgery and IOL selection. Understand your options, trade-offs and the questions worth asking your surgeon.

Explore more evidence-aware guides on cataract surgery, IOL technology and visual decision-making.