Do you take your 20/20 vision for granted? Better stop, baby boomers--you're at that age. The number of people losing their sight to macular degeneration, cataracts, and the like is expected to double in the next 30 years. And millions more of all ages struggle with problems like nearsightedness.
Get your vision questions answered at usnews.com/health:
* innovations in laser eye surgery
* how to pick the right contact lens
* beating macular degeneration
* high-tech vision tools
* coping with "computer vision syndrome"






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