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  2. Laser safety - Wikipedia

    en.wikipedia.org/wiki/Laser_safety

    Class 4 is the highest and most dangerous class of laser, including all lasers that exceed the Class 3B AEL. By definition, a class 4 laser can burn the skin, or cause devastating and permanent eye damage as a result of direct, diffuse or indirect beam viewing. These lasers may ignite combustible materials, and thus may represent a fire risk.

  3. The dangers of LED face masks you should know about - AOL

    www.aol.com/lifestyle/dangers-led-face-masks...

    RELATED: What your eyes say about your health "Since patients oftentimes require multiple treatments and overexposure to this, light can be potentially dangerous to your vision," she continued.

  4. Madarosis - Wikipedia

    en.wikipedia.org/wiki/Madarosis

    Cocaine abuse has shown hair loss due to the hot vapors traveling up causing burning of the hair of the eyebrows or eyelashes. Radiotherapy and chemotherapy can cause hair loss due to the eradication of the hair cells, especially when used to treat ocular tumors. Genetics: Some of the diseases listed in the causes can be inherited.

  5. Effects of long-term contact lens wear on the cornea - Wikipedia

    en.wikipedia.org/wiki/Effects_of_long-term...

    Long-term contact lens use can lead to alterations in corneal thickness, stromal thickness, curvature, corneal sensitivity, cell density, and epithelial oxygen uptake. . Other structural changes may include the formation of epithelial vacuoles and microcysts (containing cellular debris), corneal neovascularization, as well as the emergence of polymegethism in the corneal endoth

  6. Does staring at screens ruin your eyes? - AOL

    www.aol.com/article/2014/02/27/does-staring-at...

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  7. Did you damage your eyes watching the eclipse? Here's ... - AOL

    www.aol.com/news/did-damage-eyes-watching...

    Staring at the sun without protection can cause permanent damage. Here are signs to watch for. Do your eyes hurt after watching the solar eclipse? Have a headache? Staring at the sun without ...