拯救智慧型手機老花眼, 避免頭痛, 乾眼症, 肩膀僵硬, 以及憂鬱症!

作者介绍了导致智能型手机老花眼的三大恶习,并介绍如何去除「智能型手机老花眼」的平日眼睛保健.

Presbyopia: A Marketing Guide for Vision Professionals
By William J. Wilson
Presbyopia: A Marketing Guide for Vision Professionals
Read Without Glasses at Any Age: The Natural Method to Near Vision Clarity
By Esther Joy van der Werf
If these thoughts appeal to you, this book is for you! Whether your age is 46-ish or 86+, and even if you are only six and just learning to read, this book can be a valuable tool for helping you get past your reading challenges.