Joined by a brave Assistant of the Day, Dr. Oz explores the inner workings of your eye with an Optomap eye scanning device provided by Optos, Inc. He also debunks the popular myth that carrots are good for your eyesight. Instead, try adding spinach and persimmons to your diet.

To view an animation that explains how aging affects our vision, click here.
To view an animation that shows what happens during lasik surgery, click here.
To learn what causes cataracts, and how they are normally treated, click here.

Sponsored by Abbott Medical Optics - for more information click here. Animation produced by Visible Productions Inc.

Will you ever feel comfortable in your own skin? That is, if you don't make an effort to protect it? Although 64% of adults do report wearing sunscreen when outside for prolonged periods of time, it turns out that only about 10% of people surveyed actually protect themselves daily, according to a recent review.

No matter what your skin tone is, unless you live in a cave with no sunlight, daily protection with either sunscreen, sunblock or protective clothing can not only protect you from developing sunburns (ouch!) but can significantly reduce your risk of developing skin cancer, particularly the deadliest type called melanoma. In addition, for those of you wanting to keep your youthful looks, daily sunscreen has been shown to reduce the development of wrinkles. A great teacher once told me that the best way to not have wrinkles is not to get them in the first place (think of how much money you can save on useless creams that claim to diminish wrinkles).

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