Heliophobia (disambiguation)
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Look up heliophobia in Wiktionary, the free dictionary.
Heliophobia refers to light sensitivity:
- In psychology, heliophobia is the morbid fear of sunlight
- In medicine it can refer to:
- Hemeralopia, day blindness, inability to see clearly in bright light
- Photophobia, an excessive sensitivity of the eyes to sunlight. Notable causes include:
- Keratoconus, results in extreme optic sensitivity to sunlight and bright lights
- In biology, heliophobic plants or animals have an aversion to sunlight. Heliophobous plants are commonly known as "shade-tolerant".
See also
- Helium, a chemical element; other elements can be heliophilic, attracted to helium, or heliophobic, repelled by helium
- Phototropism, growth towards or away from light, particularly in plants and fungi
- Phytophotodermatitis, a chemical reaction which makes skin hypersensitive to ultraviolet light
- Porphyria cutanea tarda, a disease that causes the skin to be overly sensitive to sunlight to the point of causing blisters