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What vitamins help keep you alert?

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Some vitamins can help you stay alert and are a better alternative to unhealthy snacks. Learn what vitamins help keep your alert.

How 3-D Bioprinting Works

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Bioprinting is an offshoot of 3-D printing that aims to allow scientists and medical researchers to build an organ. Learn more about bioprinting.

How does vitamin E benefit skin?

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Ever wonder how vitamin E benefits your skin? Visit HowStuffWorks to learn how vitamin E can benefit your skin.

10 Important Vitamins for Men's Health

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There are many important vitamins for men's health. Visit HowStuffWorks to learn about 10 important vitamins for men's health.

Top 5 Anti-aging Vitamins

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There are some anti-aging vitamins that can help you fight aging. See our list of the top five anti-aging vitamins.

If I take a vitamin or supplement, should I stay out of the sun?

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Vitamins and supplements can good, but can they make you sensitive to the sun? Find out if you should stay out of the sun if you take vitamins or supplements.

5 Vitamins for Men's Sexual Health

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There are some great vitamins for men's sexual health. Visit HowStuffWorks to find 5 vitamins for men's sexual health.

Should you stay out of the sun while taking vitamin A?

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Taking vitamin A could make your skin more sensitive. Find out if you should stay out of the sun while taking vitamin A.

Are multivitamins really good for me?

health.howstuffworks.com/wellness/food-nutrition/vitamin-supplements/multivitamins-good-for-me.htm

Multivitamins seem liked they'd have to be good for you. But, how much of a good thing is too much of a good thing? Learn more about multivitamins.

What are vitamins and how do they work?

health.howstuffworks.com/wellness/food-nutrition/vitamin-supplements/question129.htm

What are vitamins and how do they work? What is the difference between vitamin A and vitamin C, for example? If I don't get enough vitamins, what happens?

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