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What Is Alcohol and What Does It Do to the Human Body?

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More than 2.3 billion people across the globe drink alcohol, but most don't consider it a drug. But if you've ever seen someone who's had too much, you know alcohol has profound effects on the mind and body.

What's the Deal With Bubblegum Flavor?

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Forget those breath-freshening flavors; bubblegum-flavored gum is where it's at. HowStuffWorks investigates where the famous flavor came from.

What makes you dizzy when you spin?

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Dizziness happens when the part of your body that detects motion sends the wrong signals to your brain. Find out what causes dizziness when you spin.

Are teens' brains fully developed?

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Are teens' brains fully developed? Learn about the development of teens' brains in this article.

Infant Botulism

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How does botulism work? I have heard that infants can get botulism poisoning from honey. Why can't infants eat honey?

How Leprosy Works

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There are many myths and stigmas associated with leprosy, almost all completely incorrect. It's not a very contagious disease, and it's easily treatable. What else is wrong in the common beliefs about Hansen's disease?

How Your Lungs Work

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You couldn't breathe without your lungs and you do it without even thinking about it. So, how do your lungs manage this amazing feat?

Why does caffeine keep you awake?

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Caffeine effects include an increase in your heart rate and an increased level of alertness. Learn more about some of the different caffeine effects.

The Ultimate Caffeine Quiz

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It wakes you up, gets you going, and may even cure your headache. But how much do you really know about caffeine?

The Brain and Mental Health

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The brain and mental health is good information to know for your overall health. Learn more about the brain and mental health from Discovery Health.

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