Answer:
1: It's strange how fast I've become nearsighted.
2: We have just occupied Vienna; a far-sighted man could have foreseen the possibility some considerable time ago.
3: Airy, the astronomer, corrected his own astigmatism by means of a cylindrical lens.
4: She wanted to learn more about the vertical adjustments that need to be made in many strabismus cases.
5: He was aware of the danger of accidentally causing amblyopia of the better eye by treating children below the age of six.
Explanation:
Answer:
The fact that the information is not provided or endorsed by a medical professional is an indication that the information is unreliable.
Explanation:
Information provided by the lay community or sponsors of the treatment is, in general, not reliable. It is unwise to follow advice and information contained in testimonials because these people do not have the necessary medical knowledge and usual research or laboratory testing data to support treatment or drug in question.