What is long sightedness (hyperopia)?
Long sightedness is a condition in which light comes to focus behind the retina, which the eye can often compensate for at a distance by focusing harder, at the cost of effort and eventual blur.
- Subject
- Vision problems
- Topic
- Hyperopia (long sightedness)
- Kind of question
- What is…
- Last reviewed
- 22 September 2026
In more detail
That effort is why long sightedness often presents with tired eyes, headaches after reading and symptoms that seem out of proportion to a modest prescription.
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Where this answer sits
It is one of 483 answers in the vision and eye health knowledge base, filed under Vision problems & prescriptions in Hyperopia (long sightedness) . The subject page carries the answers either side of it, and the hub is searchable.
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- Condition Hyperopia (long sightedness)
This information is for educational purposes and does not replace an examination by a qualified eye-care professional.
General answers cannot tell you what is happening in your own eyes. Only an examination by a qualified ophthalmologist can do that.
Sources & further reading
We prefer primary sources. Where a claim comes from a manufacturer, a single study or a regulator, it is labelled as such below.
- Eye Health Information
Condition-by-condition eye health information from a US government research institute, written for patients rather than for clinicians.
Used for Plain-language explanations of eye conditions and their symptoms; Healthy vision and screening guidance.
Link checked 23 September 2026
- EyeSmart: eye health information for the public
Patient-facing material from the largest ophthalmology professional body, covering conditions, tests and treatments outside refractive surgery.
Used for Cross-checking patient-facing explanations of non-refractive eye conditions; Describing what tests such as dilation and OCT involve.
Link checked 23 September 2026