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2. Health effects of sunlight exposure - Wikipedia

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

   Exposure of skin to ultraviolet radiation from sunlight presents both positive and negative health effects. On the positive side, UV exposure enables the synthesis of vitamin D3, which is essential for bone health [1] and potentially plays a role in inhibiting certain cancers. [2][3] While vitamin D can also be obtained through dietary ...

3. Ocular immune system - Wikipedia

   en.wikipedia.org/wiki/Ocular_immune_system

   The ocular immune system protects the eye from infection and regulates healing processes following injuries. The interior of the eye lacks lymph vessels but is highly vascularized, and many immune cells reside in the uvea, including mostly macrophages, dendritic cells, and mast cells. [1] These cells fight off intraocular infections, and ...

4. Noise-cancelling headphones - Wikipedia

   en.wikipedia.org/wiki/Noise-cancelling_headphones

   Noise-cancelling headphones are headphones that suppress unwanted ambient sounds using active noise control (ANC). Active noise cancellation makes it possible to listen to audio content without raising the volume excessively. In an aviation environment, noise-cancelling headphones increase the signal-to-noise ratio significantly more than ...

5. Take 20% Off Raycon Earbuds, Headphones and Speakers ... - AOL

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   These Basic Earbuds. The Work Earbuds Classic. Raycon. For everyday wear that’s easy to take in and out, these buds are the perfect pick! See it! Get The Work Earbuds Classic (originally $120 ...

6. Yes, Your Face Mask Can Irritate Your Eyes: 6 Solutions from ...

   www.aol.com/yes-face-mask-irritate-eyes...

   Ensure a proper fabric and fit. Your mask should never touch your eyes. Even if you’re exercising, the mask should remain in place. (Consider a more exercise-friendly mask option if yours isn ...

7. Giving kids good skin protection habits can save them from ...

   www.aol.com/giving-kids-good-skin-protection...

   Encourage the child to wear sunglasses to protect their eyes. Have them stay in the shade as much as possible. Avoid peak hours for sun exposure, usually between 10 a.m. and 3 p.m.