Heliophobia (disambiguation)

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".