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Evidence and Experiences

Clinical Evidence and Patient Experiences

Read what patients say, then explore the research. Your own eye exam helps put both in context.

Last reviewed: February 2026 · Medically reviewed by Dr. James Singletary, OD, FIAOMC

By the Numbers

The sleepSEE Difference

Individual

Myopia Management

For some children, Ortho-K can help slow worsening nearsightedness. Eye checks track the response. Results vary.

Provider

Clinical Experience

Ask your provider about their training and experience fitting Ortho-K lenses.

Ongoing

Follow-Up

Doctors check lens fit, eye health and vision and compare your measurements over time.

Doctor

Candidacy Review

Age is only one factor. The doctor also checks the prescription, eye shape, eye health and readiness for lens care.

Real Patient Stories

What Patients & Parents Say

Reviews from patients at the founding practice.

"Dr. Singletary was extremely professional and spoke to my child with respect throughout the entire appointment. He knew exactly how to ask questions in a way kids can understand. The appointment was both insightful and reassuring … my child had fun and genuinely enjoyed the visit."
LW
Levicus W.Parent, Google Review (excerpt)
Parent

Is Your Child's Vision Getting Worse?

Get our free parent guide to worsening nearsightedness and questions to ask your eye doctor.

Download the Parent's Guide
Clinical Evidence

Backed by Science

These studies looked at Ortho-K and worsening nearsightedness in children. They do not predict one child’s result.

2015

SMART Study

Over three years, the Ortho-K group had less change in glasses strength than the soft-lens group. Families chose a group. They were not assigned by chance.

Davis et al., Advances in Ophthalmology & Visual System

2012

ROMIO Study

The Ortho-K group had less eye growth than the other group during the study.

Cho & Cheung, Investigative Ophthalmology & Visual Science

2005

LORIC Study

The study reported less eye growth in the Ortho-K group than in the comparison group.

Cho et al., Current Eye Research

2009

CRAYON Study

The study found less yearly eye growth in children using Ortho-K lenses.

Walline et al., Optometry and Vision Science

Get Started

See the Results
for Yourself

See whether sleepSEE could fit your needs. A participating doctor can check your eyes and explain what to expect.

Kids
Myopia Management
Adults
Daytime Vision Correction
Custom
Lens Design
Ongoing
Clinical Follow-Up