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Published on: 7/15/2026

What do blind spots in vision look like?

A blind spot in your vision is a small area where you cannot see, appearing as a gap, hole, or missing patch in your field of view. Some blind spots are normal, but sudden or expanding blind spots can signal serious eye or neurological conditions and should not be ignored.

Because blind spots can stem from many causes—ranging from migraines and eye strain to retinal detachment, glaucoma, or stroke—identifying the underlying issue quickly matters. A free, instant, online symptom check can help you understand what may be causing your vision changes and guide your next steps, whether that means monitoring at home or seeking urgent care. It takes only a few minutes and could help protect your sight.

Reviewed for medical accuracy: 07/14/2026

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Explanation

A blind spot is an area in your vision where you lose detail and see nothing, almost as if a little part of a picture is missing. Most people have a natural blind spot where the optic nerve connects to the back of the eye; your brain usually fills in this gap so you don't notice it. However, sometimes additional blind spots appear due to eye problems. These extra blind spots might look like holes or dark patches in your view when you look at a scene. Researchers make detailed maps of these areas in our visual field, and they appear as regions where no visual information is processed. Even though these areas are not normally noticed because your eyes and brain work together to hide the gap, if you suddenly see a blind spot that wasn't there before, it could feel like a gap in your visual world. If you notice any new areas where you don't see clearly, you can use our free AI symptom checker to help understand what might be causing your vision changes before visiting an eye care professional for a full examination.

(References)

  • Lin F, Chen S, Song Y, Li F, Wang W, Zhao Z, Gao X, Wang P, Jin L, Liu Y, Chen M, Liang X, Yang B, Ning G, Cheng CY, Healey PR, Park KH, Zangwill LM, Aung T, Ohno-Matsui K, Jonas JB, Weinreb RN, Zhang X; Glaucoma Suspects with High Myopia Study Group. Classification of Visual Field Abnormalities in Highly Myopic Eyes without Pathologic Change. Ophthalmology. 2022 Jul;129(7):803-812. doi: 10.1016/j.ophtha.2022.03.001. Epub 2022 Mar 12. PMID: 35288144; PMCID: PMC10866199.

  • Urale PWB, Puckett AM, York A, Arnold D, Schwarzkopf DS. Highly accurate retinotopic maps of the physiological blind spot in human visual cortex. Hum Brain Mapp. 2022 Dec 1;43(17):5111-5125. doi: 10.1002/hbm.25996. Epub 2022 Jul 7. PMID: 35796159; PMCID: PMC9812231.

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