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  2. Health effects of sunlight exposure - Wikipedia

    en.wikipedia.org/wiki/Health_effects_of_sunlight...

    [43] [failed verification] UVC is the highest-energy, most-dangerous type of ultraviolet radiation, and causes adverse effects that can variously be mutagenic or carcinogenic. [44] Despite the importance of the sun to vitamin D synthesis, it is prudent to limit the exposure of skin to UV radiation from sunlight [45] and from tanning beds. [46]

  3. Photosensitivity in humans - Wikipedia

    en.wikipedia.org/wiki/Photosensitivity_in_humans

    Sunlight, especially its ultraviolet radiation component, can cause increased or additional types of damage in predisposed individuals, such as those taking certain phototoxic drugs, or those with certain conditions associated with photosensitivity, including: Psoriasis [5] Atopic eczema [5] Mastocytosis; Mast cell activation syndrome ...

  4. Photokeratitis - Wikipedia

    en.wikipedia.org/wiki/Photokeratitis

    This is termed arc eye, while photokeratitis caused by exposure to sunlight reflected from ice and snow, particularly at elevation, is commonly called snow blindness. [5] It can also occur due to using tanning beds without proper eyewear. Natural sources include bright sunlight reflected from snow or ice or, less commonly, from sea or sand. [6]

  5. Photic retinopathy - Wikipedia

    en.wikipedia.org/wiki/Photic_retinopathy

    Photic retinopathy is damage to the eye's retina, particularly the macula, from prolonged exposure to solar radiation or other bright light, e.g., lasers or arc welders.The term includes solar, laser, and welder's retinopathy and is synonymous with retinal phototoxicity. [1]

  6. Sungazing - Wikipedia

    en.wikipedia.org/wiki/Sungazing

    Sungazing is the unsafe practice of looking directly at the Sun.It is sometimes done as part of a spiritual or religious practice, most often near dawn or dusk. [1] The human eye is very sensitive, and exposure to direct sunlight can lead to solar retinopathy, pterygium, [2] cataracts, [3] and potentially blindness.

  7. Explosive sun: What are solar flares? How they affect us and ...

    www.aol.com/explosive-sun-solar-flares-affect...

    This week the sun released three solar flares and NASA says they were big ones. These giant explosions from the sun happened over a 24-hour period between Wednesday evening, Feb. 21, to Thursday ...

  8. Electromagnetic radiation and health - Wikipedia

    en.wikipedia.org/wiki/Electromagnetic_radiation...

    Photic retinopathy is damage to the macular area of the eye's retina that results from prolonged exposure to sunlight, particularly with dilated pupils. This can happen, for example, while observing a solar eclipse without suitable eye protection. The Sun's radiation creates a photochemical reaction that can result in visual dazzling and a scotoma.

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