As a guy goes through puberty, having someone else examine his testicles isn't normally considered as part of the deal. This site explains why it's important to start early in taking care of your reproductive body.

A fascinating look into the social life of the Cree Indians. Marriage, passages into puberty and death ceremonies are examined in this site.

What is the highest note you can sing? How about the lowest? Do you think males and females can reach the same notes? How about children and adults? Find out the answers to all these questions in this "note"-worthy science fair project.

[Free Registration/Login may be required to access all resource tools.] Overview of the male reproductive structures and their functions.

[Free Registration/Login may be required to access all resource tools.] Discusses how the female reproductive system develops.

[Free Registration/Login may be required to access all resource tools.] Describes how the male reproductive system develops.

During the ages of 11 to 14, children begin a sequence of changes that produces significant emotional and physical changes. This article outlines some of those changes and how parents can support these developments.

Witnessing changes that take place on your body can sometimes be a confusing experience. Are the changes normal? Are you changing in ways unlike anyone else? This site may help to relieve some worries that an adolescent may be pondering....

If you're an active teenager and you frequently experience pain in joints such as your knees, you may have Osgood-Schlatter Disease. Find out more about the signs, symptoms, and treatment in this article. Links to similar sites are also...

When a teenager overexerts him or herself, pain in the joints can often occur. The injuries usually take place at the ends of the bones where they grow. Check out this article to determine whether or not you're treating your bones...

The varicocele are veins in the male reproductive system that ensure the proper delivery of sperm. If you're interested in learning more about how this takes place or are concerned and need information, this is a good place to start....

As a teen matures, physical features begin to change that they may find somewhat confusing. This article walks through the changes that a teen faces and how to confront them in the most comfortable manner possible. This site also...

Acne can be a common problem for teens. Find out the best way to prevent breakouts, as well as ways to keep skin looking clean and youthful.

Finding out your correct weight is difficult because everyone's body type is different. This site addresses that concern and answers questions that surround this issue. Links to related sites are also offered.

Learn the terms associated with adolescence with this ten-question review game.

The lives of teenagers are different from the lives of children. This period of life - adolescence - is a time of both social and biological change. Social lives become more complex during adolescence, and the teenage years are when we...

As a teen approaches adulthood, a sense of autonomy has replaced some of the feelings of insecurity associated with physical development. This article looks at some of these new developments and provides parents with tips on how to...

Everyone grows and matures differently. A growth disorder, however, means that a kid is either growing a lot slower or a lot faster than other kids the same age.

This site from WebMD Health is a very informative approach to klinefelter's syndrome. It has a fairly in-depth topic overview, then discusses symptoms, exams, treatment, home care and other places to get help.

Find out about the development and hormonal changes associated with reproductive development for both males and females.

During adolescence, teens begin to change physically, cognitively, and psychosocially in preparation for adulthood. Comprehensive article, aimed primarily at an adult readership, describes how adolescents develop.

Featured are five questions girls might ask about their periods and the important answers to them.