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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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Ankle Sprains for Teens
A sprained ankle is a very common injury that happens when the ligaments that support the ankle get overly stretched or torn. Find out how to avoid ankle sprains and what to do if you get one.
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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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Digestive System for Teens
Most people think digestion begins when you first put food in your mouth. But the digestive process actually starts even before the food hits your taste buds.
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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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Kidneys and Urinary Tract for Teens
The kidneys perform several functions that are essential to health, the most important of which are to filter blood and produce urine.
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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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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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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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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.