Should kids get a COVID-19 vaccine? Yes, safe and effective updated COVID-19 vaccines are recommended for adults and all children ages 6 months and older. What is an updated COVID-19 vaccine? Is that ...

What Is an Imperforate Anus? An imperforate anus happens when the anus is missing or doesn't have a hole. The anus is the muscle ring that lets a person hold poop inside, then release it later during ...

Girls have lots of questions about the body changes of puberty, especially about breasts and first periods. Watch this video to get some answers!

It’s normal for people to masturbate (touch or rub their own genitals because they like the way it feels). Some people do it to relieve stress or tension. It’s nothing to be ashamed of or embarrassed ...

Baths do more than keep your baby clean. They also give you a chance to bond. With a little planning and practice, both you and your baby will look forward to bath time. Here are the basics about ...

How Do I Take an Oral Temperature? Taking an oral temperature is easy in an older, cooperative child. Most kids can have their temperature taken this way when they’re about 4–5 years old. Use a ...

Just about every guy wonders how he measures up "down-there." Here's the lowdown for any guy who's ever worried about whether his penis is a normal size. There is a wide range of normal penis sizes.

The human body is an amazing machine. Learn more about it through movies, quizzes, articles, and more.

Herd immunity is the idea that when many people are immune to (protected from) a contagious infection, it's harder for that infection to spread in a community. How Do People Become Immune to ...

Bullying is a big problem. It can make kids feel hurt, scared, sick, lonely, embarrassed, and sad. Bullies might hit, kick, or push to hurt people, or use words to call names, tease, or scare them. A ...

What is Gastroenteritis (Stomach Flu)? Gastroenteritis (gass-troh-en-teh-RYE-tis), often called the stomach flu, is a common illness that causes nausea, vomiting, belly cramps, and diarrhea. It ...

What Does the Central Nervous System Do? The brain is like a central computer that controls all the body's functions. It is in charge of what we think and feel, how we learn and remember, and the way ...