Doctor insights on:
What Happens To Your Eyes When You Go From Dark To Light
What happens to your eyes if you are in the dark for a long period of time and then exposed to light?
Nothing dangerous: Eyes adapt to both light and dark fairly easily. In the dark, the pupils dilate to allow in whatever light there might be, and the retina's dark-seeing receptors (rods) are capturing the images you see. Once you enter the light, the pupils constrict rapidly and forcefully which may cause temporary discomfort. You may also find things excessively bright, but there is no danger in healthy eyes. ...Read moreSee 1 more doctor answer
Allergy/sinus: Sometimes allergies or sinus problems can cause this. Check those out and treat them. ...Read more
It seems whenever I look into dark and don't move eyes, my peripheral goes totally black. Why is that?
My eyes are constantly itching and im getting new vains that don't go away theyr dark vains what is this?
Possible allergies: Other potential conditions can be dermatitis (if the eyelid skin is red and/or dry) or a reaction from constantly rubbing the eyes. See an eye doctor; you may be placed on allergy drops and even antihistamine pills (although oral antihistamines can sometimes worsen your symptoms). ...Read more
When I go outside in bright sunlight, it takes my eyes 5 or 6 minutes inside to get to normal vision-i can see clearly, but it seems like it's darker?
It takes time: Some people can have trouble adjusting from light to dark conditions or vice versa. If your vision is otherwise normal, it is probably not a serious condition. There is a group of rare retinal conditions, however, that can present with similar problems that can lead to decreased vision. In order to determine if you may have one of these rare conditions, you need to have a dilated eye exam. ...Read moreSee 1 more doctor answer
Probably not: This is most likely a deposit of lipid term 'corneal arcus'. It is benign and will not affect the vision. If the eye is red, painful, or the vision is changing rapidly, - there are some pathologic changes that can occur in this part of the cornea which will appear like a blue ring. These are rare but will need an ophthalmologist to look at them. ...Read moreSee 1 more doctor answer
No: The eyes will function as best as they can given whatever conditions you find yourself in. Tv emits its own light, as do video screens, and your viewing comfort will depend upon optical clarity and image brightness. No harm is done if these are not optimized although you might have to strain if they are not comfortable. ...Read more
Ring around eye: This is probably an Arcus. It appears to surround the colored part of the eye. It's actually in the cornea. It is usually gray color, but may appear bluish. It is perfectly benign. In a younger person it is a good idea to have a cholesterol test, since it is fatty degeneration. Sometimes it is familial. It does not effect vision or cause any ocular problems. ...Read more
Dark Circles: Circles under eye can be due to: allergy "allergic shiners", fatigue, genetic variation, aging. Lower lid skin is very thin so blood vessels under skin can make area look dark. Various topical remedies try to help but only mask the condition with no cure. What helps: drink 8 cups water/day, sunblock, hat, enough rest; avoid rubbing; makeup; facial plastic surgery when severe; allergist can help. ...Read more
Dark sclera: What color? , yellow sclera (white of eyes) are usually a sign of liver disease. Red could be inflammtion of the conjunctiva that is on-top of the sclera- conjutivitis (infection usually get antibiotics) or an conjunctival hemorrhage (benign) grey blue spots could be scleral mealnocytosis (benign). Follow up with doc ...Read more
Contact lenses: Are a great alternative way to correct your vision if you have a need for glasses. Unfortunately, cosmetic contacts like the ones you describe are often poor quality and can cause significant damage to your eyes when worn. I do not recommend patients use these types of contacts because of this. ...Read more
No: Watching movies might affect your mind, but it won't hurt your eyes. ...Read more
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