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How much radiation does it cost to become blind

A 25-year-old male asked:
Dr. Robert Killian
General Practice 28 years experience
Television Risk: There is no good answer to this question given that blindness is not seen in this situation. Reasonable distance would be far enough to comfortably s... Read More
Dr. Richard Hector
Ophthalmology 9 years experience
Minimum three feet: You will not go blind, but will develop eye strain and increase the risk of becoming more near sighted. If you "have to" sit closer than three feet ... Read More

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A 46-year-old member asked:
Dr. Richard Bensinger
Ophthalmology 52 years experience
Depends: Why would you do this? The eye will try and avoid the pain of looking at the sun and the pupil will constrict as much as it can to limit the damage.... Read More
A 41-year-old member asked:
Dr. Alan Ali
Dr. Alan Alianswered
Psychiatry 32 years experience
Legally blind: Anyone with vision worse than 20/200 without ability to be improved by corrective lense, is considered legally blind.
A female asked:
Dr. Bruce Jacobs
Specializes in Family Medicine
No,people do not go: blind from crying too much.
A 47-year-old member asked:
Dr. Tim Conrad
Ophthalmology 34 years experience
No: That is an old wife's tale.
A 48-year-old member asked:
Dr. Ed Friedlander
Pathology 44 years experience
No: I am very sorry somebody told you something this foolish. Whoever told you this is either extremely ignorant, or is trying to frighten you for their o... Read More
A 49-year-old member asked:
Dr. Richard Bensinger
Ophthalmology 52 years experience
No: This can be fatiguing but will not cause blindness.
A 48-year-old member asked:
Dr. Tim Conrad
Ophthalmology 34 years experience
No: You cannot hurt your eyes by using them.
A 18-year-old female asked:
Dr. Susumu Inoue
Pediatric Hematology and Oncology 54 years experience
No: You may be thinking of oxygen, not air. Premature infants may develop retinitis (hemorrhage and retinal damage) of prematurity. It may cause vision p... Read More
A 33-year-old member asked:
Dr. Ray Oyakawa
Ophthalmology 45 years experience
Depends: Blindness is a general term. Legal blindness is a snellen visual acuity of less than 20/200 best corrected or a very small visual field. This is th... Read More

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