This copy is for your personal, non-commercial use only. Distribution and use of this material are governed by our Subscriber Agreement and by copyright law. For non-personal use or to order multiple copies, please contact The Epoch Times Reprints.
Contacts are an easy way to achieve achieve perfect vision without glasses, but they come with certain, potentially serious risks.
Genetic testing of the human microbiome may offer an explanation for why people who wear contact lenses suffer certain eye infections more often.
Researchers are developing vision-correcting displays for computer monitors that would let people see text and images clearly without their glasses or contact lenses.
