Have you ever looked in your belly button? Maybe you saw some fuzz or dirt in there. But should you do anything about it? Find out in this article for kids.

Did you ever swallow a bug? Find out what happens in this article for kids.

Gulp. You accidentally swallowed your gum. Will it really stay in your stomach for years?

They're more than just gross. Boogers have a job to do. Find out what it is in this article for kids.

All people fart sometimes, whether they live in France, the Fiji islands, or Fresno, California! Learn more about what gives gas its sass in our article for kids about farts.

Just about everyone has had one of these on their knee. Find out how scabs help you heal.

Why do our ears make earwax? Find out in this article for kids.

It just sits there, not doing much. But what's in your belly button? Some researchers are trying to find out.

Did you ever toss your cookies? That means throw up, or puke. It's gross, but just about everyone has done it. Find out more in this article for kids.

Saliva, also known as spit, is a clear liquid that's made in your mouth 24 hours a day, every day. If you want to know more about spit and what it's made of, check out this article for kids.

Everybody sweats. Find out why perspiration happens in this article for kids.

Your hard-working feet sometimes start stinking. Find out why in this article for kids.

A burp - sometimes also called a belch - is nothing but gas. Find out more about burping and what to do if it happens to you in this article for kids.

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You love your video games, but how much is too much? Find out in this article for kids.

Loud music can cause temporary and permanent hearing loss. Learn how to protect your ears so you won't be saying, "Huh? What did you say?"

After that second helping of Thanksgiving dinner, you feel a little sleepy. Could turkey be to blame? Find out in this article for kids!

It's normal to wish you could change something about your body. Find out more about these feelings in this article for kids.

Everybody has pain once in a while, but pain relievers can help. Find out how these medicines work in this article for kids.

Fluoride fights cavities. Find out how in this article for kids.

That ice cream cone has quickly given you a bad headache, also known as brain freeze. If you want to know more about the pain, read our article for kids.

Like other words meant to hurt someone, it's best not to use the word "gay" in a mean way.

There are usually better, smarter choices than fighting if you are dealing with a bully.

Someone important to your friend has died. What do you do?

Do you have freckles or know someone who does? Find out what freckles are in this article.

You know they can hurt you, but what are these invisible creatures? Find out in this article for kids.

You've heard of glands, but what are they? Find out in this article for kids.

Reflexes help protect your body. Find out what they are in this article for kids.

Without taste buds, life would have less flavor. Find out why in this article for kids.

Wonder why hiccups happen? Find out more in this article for kids.

A coma can be difficult to understand, especially because it may look like the person is just sleeping. Find out what a coma is and how people recover from them.

Why does one kid have green eyes while another kid's eyes are brown? It's all in the genes! Find out how genes work, what happens when there are problems with genes, and more.

You might think being color blind means you can't see any colors. But that's not true. Find out more in this article for kids.

If you just sneezed, something was probably irritating or tickling the inside of your nose. Learn more about why you sneeze in this article for kids.

It's normal for family members to disagree once in a while. Learn how keep your cool during an argument.

Birthmarks, also known as hemangiomas, get their name for one reason: They are marks on the skin of a lot of newborn babies! Find out more about birthmarks in this article for kids.

Have you ever had a bruise that turned a bunch of different colors before it went away? Find out why in this article for kids.

Cavities are small holes in your teeth that need to be filled. Find out what causes tooth decay and how dentists handle it.

You've banged your elbow and it feels tingly and strange. Find out why in this article for kids.

Where's your Adam's apple? Do you even have one? Find out in this article for kids.

Have you ever seen someone whose ear looks bumpy and lumpy? It could be cauliflower ear! Find out more in this article for kids.

Chances are, you've heard about cholesterol a lot lately, but you might be wondering what it is. Here's your chance to get the lowdown in our article just for kids.

Mad cow disease is a rare illness people can get from eating infected beef. Find out what steps are being taken to prevent it.

Kissing is just one of the ways that someone can spread mononucleosis. Most people who get mono are between the ages of 15 and 25, but younger kids can get it, too.

Have you ever had motion sickness? Find out how to handle it in this article for kids.

TV shows, movies, and magazines show pictures of people who are thin. Does that mean being thin is best? Not necessarily. Find out more by reading this article for kids.

Do you bite your fingernails? If so, you're not alone. Learn more about nail biting - and how to stop it - in this article.

It's normal to be a little worried or anxious about getting your period. Find out more in this article for kids.

It's more than all right to be left-handed. Find out more in this article for kids.

What does it mean when your eyes water? It's not the same as crying - or is it?

Zap! You touched the doorknob and got a shock. Why does that happen? Find out in this article for kids.

A belly button, also called a navel, is something everyone in the world has! You can find out why in our article for kids.

When your body is injured in some way, your nerves send messages to your brain about what's going on. Your brain then makes you feel pain. Read our pain-free article for kids.

Wash after you flush! Find out why in this article for kids.

Sleep is vital for giving your body a rest and allowing it to prepare for the next day. This article about sleep will teach you why your brain needs to spend time in bed getting zzzz's!

Washing your hands is the best way to stop germs from spreading. Learn all about the best way to wash your hands in this article for kids.

Shiver me timbers! Your body shivers when it's trying to get warm. Find out why in this article for kids.

If you yawn in class, you'll probably notice a few other people will start yawning, too. Why is that?

Ever feel like you're falling as you drift off to sleep? It's completely normal. Find out more in this article for kids.

Is your foot asleep? Find out why in this article for kids.

You may have heard the old joke: If your nose is running and your feet smell, you must be upside down! But did you ever wonder why your nose runs?

What happens when you spend a long time in the water? Your skin gets wrinkly! Find out why in this article for kids.

You might not have allergies, but what if your friends do? Find out the answer to a reader's hairy question!

Some people say toothpaste will clear up a pimple. Does it work or will it make the pimple worse? Let's find out.

If you love ice cream, thank your taste buds.

Evan was born with a port wine stain. Find out what it is in this article for kids.

Brigitte Berman survived bullying in middle school. Now she's helping kids stand up for kids who are teased.

Why do girls seem to like mushy stuff - like Valentine's Day - more than boys? Find out more in this article for kids.

Noah had two heart surgeries when he was a baby. Now he's 9 and going strong! Read about him in this article for kids.

What does it mean to be blind? Julia explains how she learns and plays even though she has vision problems.

Can someone in a wheelchair march with the high school band? Yes, with a little help from his friends.

We asked kids about the people they liked and loved. Here's what they had to say.

Brothers and sisters make life more fun, but sometimes it's a bumpy ride. Find out what kids have to say about their sensational siblings.

Hear what real kids have to say about bullying and how it feels to get bullied or watch it happen to someone else.

Coaches are key people for kids who play sports. Find out what kids have learned from their coaches.

What's it like to have a crush? Hear what real kids had to say.

It's a deep sadness when someone you love dies. Hear what real kids had to say.

All kids feel scared once in a while. Find out what frightens them in this article for kids.

What do kids think about friends and friendship? Hear what they had to say.

What do kids do with all that Halloween candy? See what they said in this article about the results of our online survey.

What do kids really think about life's ups and downs? Find out in this video series.

If you've ever felt embarrassed because you have a crush on someone, you're not alone. Lots of kids say they have turned bright red over the same issue. Find out more in this article for kids.

How do kids feel about marriage and divorce? Hear what they had to say.

What do kids think about their brothers and sisters? Hear what they had to say.

We asked kids to tell us about their favorite trips. See what they had to say!

We asked kids to tell us about the people they like and love. See what they had to say.

We asked kids about the people they liked and loved. Here's what they had to say.

Emily-Anne Rigal believes in the positive power of video. Find out more in this article for kids.

Meet Steven. He's 14 and has spinal muscular atrophy. He shares his struggles and successes in this video.

Take our poll to tell us about your first crush.

Girls who like sports really like them - even more than texting or the mall. And most girls who say they don't like sports want to get better at them.

We asked more than 11,000 girls how they felt about their looks. Find out what they said!

Arguing is a fact of life. Find out who kids argue with the most - and how to get along better - in this article.

Do you feel you're too busy or not busy enough? Find out what other kids said in this article for kids.

We did a KidsPoll to find out what kids do when they feel upset and stressed. See what they had to say.

What do kids think about their parents? See what they had to say in this article for kids.

We wanted to know what kids thought about school, so we asked almost 1,000 boys and girls. Find out more in this article for kids.

They always say kids won't go to bed, but most kids told us they would love to get more sleep. Find out more in this article for kids.

This KidsPoll survey asked kids about their eating habits. Did they eat vegetables and drink their milk? Find out!

Kids respond to our survey about coaches.

Most kids say a great couple goes together like peanut butter and jelly. Find out what else they had to say in this Valentine's Day article for kids.