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Most adults who drink alcohol are moderate drinkers and are at low risk
for alcohol dependence. If you're concerned about drinking use this tool to find out if you have a problem.
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Which habits can harm your vision? Learn about them by taking this quiz.
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Sometimes it's hard to keep your vitamin facts straight. How much vitamin A do you need? What's the best source of Vitamin C? And all those B vitamins--which one is which?
Here's a quiz that offers a chance to learn something different, but not necessarily trivial, about vitamins.
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