Blog about eyes and vision
Using your nondominant hand, pull his lower eyelid down with your thumb, exposing the conjunctival sac. Place the medication bottle ½ to ¾ inch above his conjunctival sac, making sure it doesn’t touch anything. Squeeze the bottle and instill the prescribed number of drops into the center of the conjunctival sac. Where do you hold …
Fake sunglasses reduce the visible light but do not adequately filter off UV light. UV light can be harmful to the eyes. It increases your risks of developing the following conditions: Pterygium – A growth on the surface of the eye that usually extends from the white part of the eye to the dark part. …
What causes dry eye? Dry eye can be from a deficiency of oil in the tear film or a deficiency of the watery component of tears. Tear deficiency also can be a sign of an autoimmune disease such as Sjogren’s syndrome. Prior eye surgery may also put you at risk, although this is most common …
Because blue eyes contain less melanin than most other eye colors, they may be more at risk of certain damage. Research has shown that lighter iris colors are associated with: A higher risk of ocular uveal melanoma (a type of eye cancer) A lower risk of developing cataracts. What is bad about blue eyes? Lighter …
Wearing sunglasses indoors won’t harm your vision, but it can tire your eyes, causing eye fatigue. This can in turn cause headaches, blurred vision and increased light sensitivity. … Additionally, wearing sunglasses too often will keep your pupils dilated for long periods of time. How often should you wear sunglasses? A quality pair of sunglasses …
When worn overnight, Ortho-K gradually reshapes your cornea. This allows incoming images to focus on the retina correctly, which improves your vision. Does ortho-k lenses improve eyesight? Ortho K restores clear vision by flattening the front surface of the eye (the cornea — the clear window where light enters the eye) by the use of …
It’s okay to cry after LASIK. Whether your eyes are watery or you happen to cry for an emotional reason, natural tears won’t harm the corneal flaps or hinder the healing process. Crying can actually help keep your eyes lubricated. How long after LASIK can you wet your eyes? Can I go in the water …
Over-exposure of blue light often leads to sleep disruption (remember blue light signals wake time in our natural body rhythms). It also contributes to eye strain and possibly dry eyes. Too much exposure to blue light might be associated with an increased risk of macular degeneration. How does blue light affect your eyes? It’s safe …
You can put old lenses in new frames in most cases, as long as the new frames are the same ones you used to have. An eye care professional will just need to make sure your prescription doesn’t restrict the type of eyewear you use so that you don’t have issues down the line. Can …
Blue light from electronic devices is not going to increase the risk of macular degeneration or harm any other part of the eye. However, the use of these devices may disrupt sleep or disturb other aspects of your health or circadian rhythm. Are blue light filters bad for your eyes? A filter that cuts 94% …