HealthSeptember 6, 2026

photosensitivity

FO-toh-sen-suh-TIV-i-tee

Definition

An abnormal or extreme sensitivity to light, often causing irritation, pain, or discomfort when exposed to sunlight or bright environments.

Etymology

Derived from the Greek 'phōs' (meaning light) and the Latin 'sentire' (meaning to feel), the word emerged in medical contexts to describe physical reactions triggered by light exposure.

In the news

The article uses the term to describe a specific eye condition caused by volcanic ash, where exposure to light becomes painful and irritating for victims. It highlights why protecting the eyes from fine ash particles is critical for public health.

Mount Anak Krakatau Ash Poses Health Risks, Epidemiologist Warns

Read the full article ↗

Tempo.co English

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