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Bones, Muscles, and Joints for Teens
Our bones, muscles, and joints form our musculoskeletal system and enable us to do everyday physical activities.
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Words to Know (Cancer Glossary) for Teens
Check out our cancer glossary for lots of easy-to-read definitions.
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Female Reproductive System for Teens
Why do girls get periods? What goes on when a woman gets pregnant? What can go wrong with the female reproductive system? Find the answers to these questions and more in this article for teens.
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Bug Bites and Stings for Teens
Generally, insect bites and stings are harmless. Find out how to keep pests from ruining your fun.
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Mononucleosis (Mono) for Teens
It's sometimes called "the kissing disease," but kissing is just one of the ways that someone can catch mono.
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Proximal Biceps Tendonitis for Teens
In teens, biceps tendonitis is usually an overuse injury that causes tendons in the upper arm to be swollen or irritated. Most cases heal on their own if you follow a few guidelines from your doctor.
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Metabolism for Teens
Your body gets the energy it needs from food through a process called metabolism. Get all the facts on metabolism in this article.
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Eyes for Teens
Although your eyes are small, their structure is incredibly complex. Find out how they work in this body basics article.
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What Are the Risks of Steroid Use? for Teens
Will using steroids transform you into the most powerful athlete your coach has ever seen? Read this article to learn the facts on steroid use.
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Lungs and Respiratory System for Teens
Each day you breathe about 20,000 times. Find out more about the lungs and breathing process.
Note: All information is for educational purposes only. For specific medical advice,
diagnoses, and treatment, consult your doctor.
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