Is Nearsightedness Due to the Eyeball Being Too Long?

When a person becomes nearsighted, the axial length of their eyeball (the distance from the cornea to the retina) may increase, resulting in axial myopia.
When a person becomes nearsighted, the axial length of their eyeball (the distance from the cornea to the retina) may increase, resulting in axial myopia.

Myopia Control Center - SPECTRUM OPTOMETRY

Farsightedness - Wikipedia

Does Looking at Distant Objects Make Myopia Worse?

Slow or even stop the the progression of myopia! Visit Boca's Total Family Eyecare

Vector Realistic Human Eyeball. Eye With Bright Blue, Illustration

Myopia (Shortsightedness)

Facts about myopia — The EyeSite Seattle

The Hairy Eyeball — ACVO Public, Eyeball

Can Myopia (Nearsightedness) Lead to Blindness? - All About Vision

Vision Correction

Is Nearsightedness Due to the Eyeball Being Too Long?

Eye Disorders – Holbert and Associates

Global Myopia Awareness Coalition

Why staring at screens is making your eyeballs elongate – and how to stop it, Health