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  2. Flash blindness - Wikipedia

    en.wikipedia.org/wiki/Flash_blindness

    However, if the eyes are exposed to a high enough level of light, such as a nuclear explosion, the blindness can become permanent. Flash blindness may also occur in everyday life. For example, the subject of a flash photograph can be temporarily flash blinded. This phenomenon is leveraged in non-lethal weapons such as flash grenades and laser ...

  3. Lightning injury - Wikipedia

    en.wikipedia.org/wiki/Lightning_injury

    The intense heat generated by a lightning strike can burn tissue, and cause lung damage, and the chest can be damaged by the mechanical force of rapidly expanding heated air. [ 4 ] Just as heat can cause expanding air in the lungs, the explosive shock wave created by lightning (the cause of thunder) can cause concussive and hearing damage at ...

  4. Photopsia - Wikipedia

    en.wikipedia.org/wiki/Photopsia

    Peripheral (posterior) vitreous detachment occurs when the gel around the eye separates from the retina. This can naturally occur with age. However, if it occurs too rapidly, it can cause photopsia which manifests in flashes and floaters in the vision. Typically, the flashes and floaters go away in a few months.

  5. Woman struck by lightning in bed - AOL

    www.aol.com/news/woman-struck-lightning-bed...

    When there's thunder and lightning outside, childhood instinct says to hide under the covers. Check out these crazy lightning snapshots: Unfortunately, a woman in Michigan found out this week that ...

  6. Seasonal affective disorder doesn’t mean you have to be SAD ...

    www.aol.com/news/seasonal-affective-disorder...

    Make sure to stay 2 to 3 feet away from it and do not look directly into the box because 10,000 lux can hurt your eyes. Invest in a dawn simulator. These type of alarm clocks imitate natural sunlight.

  7. Can lightning travel through plumbing? Here’s how to stay ...

    www.aol.com/lightning-travel-plumbing-stay-safe...

    Lightning can travel through plumbing,” the CDC said. “It is best to avoid all water during a lightning storm. Do not shower, bathe, wash dishes, or wash your hands.”

  8. Lightning strike - Wikipedia

    en.wikipedia.org/wiki/Lightning_strike

    Hundreds of devices, including lightning rods and charge transfer systems, are used to mitigate lightning damage and influence the path of a lightning flash. A lightning rod (or lightning protector) is a metal strip or rod connected to earth through conductors and a grounding system, used to provide a preferred pathway to ground if lightning ...

  9. 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]