And now a page from our "Sunday Morning" Almanac, January 18th, 1908, 107 years ago today . . . the day the Dutch ophthalmologist Herman Snellen died at the age of 73. You may not recognize his name, ...

What does 20/20 vision mean? When you visit your doctor or an eye care professional, you may be asked to read an eye chart. You may be told you have normal 20/20 vision. What does that really mean? An ...

Q. As a conclusion to each project, we evaluate our project time and cost estimates for accuracy. Obviously, underestimating is a problem, but over-estimating is also a problem that leads to ...

This week’s question was asked by: a close relative. QUESTION:Why is there that big E on the top of eye charts? ANSWER: We can credit Dr. Hermann Snellen, a Dutch ophthalmologist at the Netherlands ...

Eye drops combining pilocarpine and diclofenac helped patients read extra lines on vision charts, with effects lasting up to two years. The treatment could revolutionize presbyopia care as a safe, non ...

Her eye chart tests showed improvement. It took a radical experiment to find out why her reality wasn’t matching up. By Lisa Sanders, M.D. The burning started as soon as the 59-year-old woman put the ...

Convergence insufficiency (CI) is an eye disorder where your eyes don’t move at the same time. If you have this condition, one or both eyes move outward when you look at a nearby object. This can ...