What is photophobia? The literal definition of photophobia is “fear of light.” However, in medicine, it refers to your eyes’ sensitivity to light, especially bright light, which can cause discomfort and …

Sep 24, 2024 · Photophobia describes intolerance to light or light sensitivity. It may stem from heightened sensitivity in the trigeminal nerve, which controls the sensation of the face and eye.

Photophobia is a medical symptom of abnormal intolerance to visual perception of light. [1] As a medical symptom, photophobia is not a morbid fear or phobia, but an experience of discomfort or pain to the eyes due to light exposure or by presence of actual physical sensitivity of the eyes, [2] though the term is sometimes additionally applied ...

May 21, 2024 · Photophobia is an extreme sensitivity and aversion to light. While the term literally means the "fear of light," it is not an actual phobia. Rather, photophobia is due to a medical condition or medications that affect the function of the eyes and/or nervous system. In cases of eye trauma, it may affect one eye rather than both.

May 29, 2024 · Photophobia literally means "fear of light." If you have photophobia, you're not actually afraid of light, but you are very sensitive to it. The sun or bright indoor light can be uncomfortable,...

Oct 2, 2019 · Light sensitivity is a condition in which bright lights hurt your eyes. Another name for this condition is photophobia. It’s a common symptom that’s associated with several...

Jun 26, 2023 · Photophobia refers to an increased sensitivity to light, which can result in pain or avoidance. People with photophobia feel that typical light exposure is too bright. Migraine headaches...

Feb 10, 2023 · Photophobia is an extreme sensitivity to light. The sensitivity can cause pain or discomfort in the eye or head. While “phobia” is in its name, photophobia is not...

We review the clinical characteristics and disorders associated with photophobia, discuss the anatomy and physiology of this phenomenon, and conclude with a practical approach to diagnosis and treatment. Keywords: photophobia, migraine, blepharospasm, melanopsin Introduction

畏光（photophobia）是眼病的一种症状。 眼睛不能耐受光线的刺激，常伴有眼睑痉挛流泪，结膜炎时大都有不同程度的畏光流泪。 多见于角膜异物、角膜炎及角膜外伤，虹膜炎、结膜炎也可以引起畏光，扩瞳也可引起畏光。