Nemours KidsHealth - the Web's most visited site about children's …
网页For Parents. Advice on children's health, behavior, and growth – from before birth through the teen years. All about how the body works, homework help, and more – just for kids. Support and advice on health, emotions, and life – designed for teens and approved by doctors. Expert-approved health education resources for PreK through 12th grade.
Teens (for Teens) | Nemours KidsHealth
网页A person who has or “carries” a genetic difference in one copy of a gene but doesn’t have the disease is called a “carrier.”. Food portions: How much should I eat? There's a lot you can do to keep portions under control. This site offers support and advice on health, emotions, and life — created for people 13–18 and approved by ...
How the Body Works (Topic Center) (for Kids) - KidsHealth
网页The four major types of germs are bacteria, viruses, fungi, and protozoa. What’s a booger? When mucus (or snot) in your nose, dirt, and other debris get dry and clump together, it’s called a booger. What’s pee? The body makes pee as a way to get rid of waste and extra water that it doesn't need. The human body is an amazing machine.
Pica (for Parents) | Nemours KidsHealth
网页Pica is often seen in kids living in poverty, or in those who've been abused or neglected. Most cases of pica happen in young children and pregnant women. It's normal for kids up to 2 years old to put things in their mouth. So the behavior isn't usually considered a disorder unless a child is older than 2. Pica usually improves as kids get older.
Adenovirus (for Parents) | Nemours KidsHealth
网页Adenoviruses are a group of viruses that can cause infections. Adenovirus (add-eh-noe-VY-rus) infections can happen in kids of any age, but are more common in babies and young children. Most kids have had at least one adenovirus infection before age 10. There are many different types of adenoviruses, so people can get infected more than once.
Puberty Basics (for Teens) | Nemours KidsHealth
网页For most females, the first physical change of puberty is breast development. It starts with small, firm, tender lumps (called buds) under one or both nipples. The breasts will get larger over the next year or two. Dark, coarse, curly hair will appear on the labia (the folds of skin surrounding the vagina).
Understanding Puberty (for Parents) | Nemours KidsHealth
网页For a male, the physical changes of puberty usually start with the testicles getting bigger. Dark, coarse, curly hair will sprout just above the penis and on the scrotum. The penis and testes will get larger, and erections happen more often. Ejaculation — the release of sperm-containing semen —also happens.
All About Puberty (for Kids) | Nemours KidsHealth
网页Puberty (say: PYOO-ber-tee) is the name for the time when your body begins to develop and change as you move from kid to adult. We're talking about stuff like girls developing breasts and boys starting to look more like men. It helps to know about the changes that puberty causes before they happen. That way, you know what to expect.
Boys and Puberty (for Kids) | Nemours KidsHealth
网页This is the time when your body begins to develop and change. During puberty, t here isn't just one event or sign that you're growing up. There are lots of them, including your body growing bigger, your voice changing, and hair sprouting everywhere. Most boys begin puberty between the ages of 9 and 14. But puberty starts when the body is ready.
Croup (for Parents) | Nemours KidsHealth
网页Kids often make a high-pitched or squeaking noise while breathing in — this is called stridor. They also might breathe very fast or have retractions (when the skin between the ribs pulls in during breathing). In the most serious cases, a child may appear pale or have a bluish color around the mouth due to a lack of oxygen. Symptoms of croup ...