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  • Body Piercing Body Piercing

    Wondering whether you should pierce one of your precious parts? Read about what to expect.

  • Can I Pierce My Own Eyebrow? Can I Pierce My Own Eyebrow?

    Find out what the experts have to say.

  • Tattoos Tattoos

    What's the safest way to get a tattoo? Does it hurt? What can go wrong? Knowing the facts will help you decide whether a tattoo is a good idea for you.

  • About the Body Basics Library

    Did you ever wonder what all those complex body systems do? Use this medical library to find out about basic human anatomy, how it all functions, and what happens when things go wrong.

  • Blood Blood

    Without blood, our organs couldn't get the oxygen and nutrients they need, we couldn't keep warm or cool off, we couldn't fight infections, and we couldn't get rid of our own waste products. Find out about the mysterious, life-sustaining fluid called blood.

  • Bones, Muscles, and Joints Bones, Muscles, and Joints

    Our bones, muscles, and joints form our musculoskeletal system and enable us to do everyday physical activities.

  • Brain and Nervous System Brain and Nervous System

    If the brain is a central computer that controls all the functions of the body, then the nervous system is like a network that relays messages back and forth to different parts of the body. Find out how they work in this Body Basics article.

  • Digestive System Digestive System

    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.

  • Ears Ears

    Hearing is their main job, but it's not all your ears do. Find out all about them in this body basics article for teens.

  • Endocrine System Endocrine System

    The endocrine system influences almost every cell, organ, and function of our bodies. It is instrumental in regulating mood, growth and development, metabolism, and sexual function, among other things.

  • Eyes Eyes

    Although your eyes are small, their structure is incredibly complex. Find out how they work in this body basics article.

  • Female Reproductive System Female Reproductive System

    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.

  • Heart and Circulatory System Heart and Circulatory System

    The heart and circulatory system (also called the cardiovascular system) make up the network that delivers blood to the body's tissues.

  • Immune System Immune System

    The immune system is made up of special cells, proteins, tissues, and organs that defend people against germs and microorganisms. It's the body's defense against organisms and substances that invade our systems and cause disease.

  • Kidneys and Urinary Tract Kidneys and Urinary Tract

    The kidneys perform several functions that are essential to health, the most important of which are to filter blood and produce urine.

  • Lungs and Respiratory System Lungs and Respiratory System

    Each day you breathe about 20,000 times. Find out more about the lungs and breathing process.

  • Male Reproductive System Male Reproductive System

    What makes up a guy's reproductive system and how does it develop? Can anything go wrong? Find the answers to these questions and more in this article.

  • Metabolism Metabolism

    Your body gets the energy it needs from food through a process called metabolism. Get all the facts on metabolism in this article.

  • Mouth and Teeth Mouth and Teeth

    Did you know that your mouth is the first step in the body's digestive process? Or that the mouth and teeth are essential for speech? Learn about the many roles your mouth and teeth play.

  • Skin, Hair, and Nails Skin, Hair, and Nails

    Our skin protects the network of tissues, muscles, bones, nerves, blood vessels, and everything else inside our bodies. Hair and nails are actually modified types of skin.

  • Spleen and Lymphatic System Spleen and Lymphatic System

    The lymphatic system is an extensive drainage network that helps keep bodily fluid levels in balance and defends the body against infections.

  • 5 Tips for Surviving Shots 5 Tips for Surviving Shots

    If you're afraid of shots, you're not alone. Next time your doc asks you to roll up your sleeve, try these tips.

  • Adolescent Medicine Specialists Adolescent Medicine Specialists

    Adolescent medicine doctors are specialists who have extra training in the medical and emotional issues that many teens face.

  • All About Orthodontia All About Orthodontia

    Just getting braces and have no idea what to expect? Had braces for a while but wonder what's going on in there? Whatever your situation is, you're not alone: millions of teens have braces.

  • Allergy Testing Allergy Testing

    Doctors use several different types of allergy tests, depending on what a person may be allergic to. Find out what to expect from allergy tests.

  • Anesthesia - What to Expect Anesthesia - What to Expect

    Here's a quick look at what may happen before, during, and after an operation or procedure.

  • Anesthesia Basics Anesthesia Basics

    Knowing the basics of anesthesia may help answer your questions and ease some concerns.

  • Blood Transfusions Blood Transfusions

    About 5 million people a year get blood transfusions in the United States. This article explains why people need them and who donates the blood used.

  • Blood Types Blood Types

    Blood might look the same and do the same job, but tiny cell markers mean one person's body can reject another person's blood. Find out how blood types work in this article for teens.

  • Chemotherapy Chemotherapy

    Chemotherapy, or chemo, is the use of medications to treat cancer. This article explains how chemo works and what to expect when getting treatment.

  • Choosing Your Own Doctor Choosing Your Own Doctor

    We all deserve a doc who helps us feel comfortable and understood – and who can guide our medical care in a way we need. Get tips on finding the best doctor for you.

  • Complementary and Alternative Medicine Complementary and Alternative Medicine

    People used to consider practices like acupuncture or herbal medicine outside the mainstream. But today more doctors are open to trying them. Get the facts on alternative medicine.

  • Electronic Health Records Electronic Health Records

    Because EHRs improve how well your doctors talk to each other and coordinate your treatment, they can enhance your overall care. This article gives the facts on electronic health records.

  • Finding Low-Cost Medical Care Finding Low-Cost Medical Care

    If you need medical care but don't think you can afford it, you're not alone. Get tips on finding low-cost or free care in this article for teens.

  • Finding Low-Cost Mental Health Care Finding Low-Cost Mental Health Care

    If you need mental health care but don't think you can afford it, you're not alone. Get tips on finding low-cost or free mental health care in this article for teens.

  • Getting Rid of Old Medicines Getting Rid of Old Medicines

    Medicines can cause problems if they get into the water supply or the wrong hands. Find out how to dispose of old or unused meds safely in this article for teens.

  • Gyn Checkups Gyn Checkups

    Girls should get their first gynecological checkup between ages 13 and 15. Find out what happens during a yearly gyn visit -- and why most girls don't get internal exams.

  • Health Care: What Do You Know? Health Care: What Do You Know?

    How much do you know about taking charge of your health care? Take our quiz and find out!

  • Health Insurance Basics Health Insurance Basics

    Taking charge of your own health care is a big step, and it can be a little overwhelming. Here's a quick crash course on insurance for teens.

  • Health Insurance: Cracking the Code Health Insurance: Cracking the Code

    Health insurance has a language all its own. This article for teens explains what some key terms mean.

  • IV (Video)

    This video shows what it's like to get an IV.

  • Managing Your Medical Care Managing Your Medical Care

    Visit our center on managing your medical care for advice on how to get involved in taking charge of your health and choosing the right health care providers.

  • Medical Tests: What to Expect (Video)

    Need to get a blood test? An MRI? These videos show what happens in 10 of the most common medical tests.

  • Medications: What Do You Know? (Quiz) Medications: What Do You Know? (Quiz)

    There's a lot to remember when it comes to taking medications. How much do you know? Take our quiz and find out.

  • Physical Therapy Physical Therapy

    Physical therapy helps people get back to full strength and movement - and manage pain - in key parts of the body after an illness or injury.

  • Plastic Surgery Plastic Surgery

    Lots of images may come to mind when you think of plastic surgery. This special type of surgery involves a person's appearance and ability to function.

  • Primary Care Doctors: Who's Who Primary Care Doctors: Who's Who

    A primary care physician is your first stop for medical care. Find out more about the primary care doctors who treat teens.

  • Questions to Ask Your Doctor Questions to Ask Your Doctor

    You're probably used to answering your doctor's questions - not asking your own. But it's your body, so you should be able to ask your doctor questions about anything you'd like. Here are some ideas to get you started.

  • Radiation Sickness Radiation Sickness

    Radiation can be good in the right amounts -- like in cancer treatments. But too much of it can make people (and other living things) very sick. Find out about radiation sickness in this article for teens.

  • Skin Biopsy Skin Biopsy

    In a skin biopsy, a doctor removes a tiny piece of skin tissue from a person's body so a lab can analyze it.

  • Taking Charge of Your Medical Care Taking Charge of Your Medical Care

    Figuring out health care is part of becoming an independent adult. Here are tips for teens on what that involves, and how to choose your own doctor.

  • Talking to Your Doctor Talking to Your Doctor

    Your best resource for health information and advice is your doctor - the person who knows you, your medical history, and accurate medical information to answer your questions.

  • Testicular Exams Testicular Exams

    If you're a guy, you may be wondering why the doctor needs to do a testicular exam. Find out in this article.

  • The Flu Vaccine The Flu Vaccine

    Doctors recommend that all teens get vaccinated against the flu. The good news is, it doesn't have to be a shot. Here are the facts on flu vaccines.

  • Types of Anesthesia Types of Anesthesia

    Here's a basic look at what each kind of anesthesia does.

  • Understanding Medications and What They Do Understanding Medications and What They Do

    Medicines can cure, stop, or prevent disease; ease symptoms; or help in the diagnosis of illnesses. This article describes different types of medications and offers tips on taking them.

  • What Should I Do if a Medicine Gives Me Side Effects Like a Fast Heartbeat? What Should I Do if a Medicine Gives Me Side Effects Like a Fast Heartbeat?

    Find out what the experts have to say.

  • What to Expect When Your Cast Comes Off What to Expect When Your Cast Comes Off

    You probably can't wait to get back to your normal activities, but it takes a while for a limb that's been in a cast to finish healing. Here's what to expect.

  • What's It Like to Have Surgery? What's It Like to Have Surgery?

    Knowing what to expect with surgery before you get to the hospital can make you less anxious about your surgical experience - and less stress helps a person recover faster.

  • What's It Like to Stay in the Hospital? What's It Like to Stay in the Hospital?

    Scheduled for a hospital stay? Knowing what to expect can make it a little easier.

  • What's the Difference Between a Treatment and a Cure? What's the Difference Between a Treatment and a Cure?

    Find out what the experts have to say.

  • Who's Who in the Hospital Who's Who in the Hospital

    There are so many different medical specialties that it's easy to feel confused. Here's a guide to some of the experts who care for you in the hospital.

  • Why Do Doctors Press on Your Stomach During a Checkup? Why Do Doctors Press on Your Stomach During a Checkup?

    Find out what the experts have to say.

  • Why Do I Faint After Getting a Shot? Why Do I Faint After Getting a Shot?

    Find out what the experts have to say.

  • Wound Healing and Care Wound Healing and Care

    How well a wound heals depends on where it is on the body and what caused it – as well as how well someone cares for the wound at home. Find out what to do in this article for teens.

  • 5 Tips for Surviving Shots 5 Tips for Surviving Shots

    If you're afraid of shots, you're not alone. Next time your doc asks you to roll up your sleeve, try these tips.

  • 5 Ways to Fight the Flu 5 Ways to Fight the Flu

    Get tips for fending off the flu in this article for teens.

  • Donating Blood Donating Blood

    There's a 97% chance that someone you know will need a blood transfusion. Blood donors — especially donors with certain blood types — are always in demand. Find out what's involved in this article for teens.

  • Fainting Fainting

    Fainting is pretty common in teens. The good news is that most of the time it's not a sign of something serious.

  • Figuring Out Health News Figuring Out Health News

    News reports on health and medicine can be confusing —and sometimes downright scary. How do you know what is important and accurate?

  • Getting Rid of Old Medicines Getting Rid of Old Medicines

    Medicines can cause problems if they get into the water supply or the wrong hands. Find out how to dispose of old or unused meds safely in this article for teens.

  • Go, Slow, and Whoa! A Quick Guide to Healthy Eating Go, Slow, and Whoa! A Quick Guide to Healthy Eating

    Looking for an easy way to eat healthier? This article provides tips on choosing the right foods - and an easy-to-follow chart to guide you.

  • Hand Washing Hand Washing

    Did you know that the most important thing you can do to keep from getting sick is to wash your hands? If you don't wash your hands frequently, you can pick up germs from other sources and then infect yourself.

  • Health Care: What Do You Know? Health Care: What Do You Know?

    How much do you know about taking charge of your health care? Take our quiz and find out!

  • Health Insurance Basics Health Insurance Basics

    Taking charge of your own health care is a big step, and it can be a little overwhelming. Here's a quick crash course on insurance for teens.

  • Health Insurance: Cracking the Code Health Insurance: Cracking the Code

    Health insurance has a language all its own. This article for teens explains what some key terms mean.

  • How to Fill a Prescription How to Fill a Prescription

    Taking responsibility for your own health care means understanding things like prescriptions. Read our tips for teens on filling a prescription.

  • Immunizations Immunizations

    Missing out on shots puts you at more serious risk than you might think. That one little "ouch" moment protects you from some major health problems.

  • Managing Your Medical Care Managing Your Medical Care

    Visit our center on managing your medical care for advice on how to get involved in taking charge of your health and choosing the right health care providers.

  • Refilling a Prescription Refilling a Prescription

    Tips and advice for teens on refilling a prescription.

  • The 5-Second Rule The 5-Second Rule

    Almost everyone has dropped food on the floor and still wanted to eat it. Does the 5-second rule give you the excuse you need? Or is it just a myth?

  • The Basics on Genes and Genetic Disorders The Basics on Genes and Genetic Disorders

    Genes play an important role in how we look and act, and even in whether we get sick. This article gives the lowdown on genes, genetic disorders, and new research into gene therapy.

  • What's the Difference Between Infectious and Contagious? What's the Difference Between Infectious and Contagious?

    Find out what the experts have to say.

  • Why Should I Care About Germs? Why Should I Care About Germs?

    Germs are tiny organisms that can cause disease - and they're so small that they can creep into your system without you noticing. Find out how to protect yourself.

  • Your Medical Records Your Medical Records

    Each time you hop up on a doctor's exam table, somebody makes a note in your medical records. There may come a time when you need your medical information, so find out how to get it and how it's protected.

  • Acanthosis Nigricans Acanthosis Nigricans

    Acanthosis nigricans, or AN, is a darkening and thickening of the skin that can be a sign of certain other medical conditions. Find out more.

  • Blisters, Calluses, and Corns Blisters, Calluses, and Corns

    Blisters, calluses, and corns can be uncomfortable, but they're also pretty common and easy to prevent. Find out what to do in this article for teens.

  • Body Piercing Body Piercing

    Wondering whether you should pierce one of your precious parts? Read about what to expect.

  • Bruises Bruises

    This article is all about bruises, including why they happen, how to make them go away faster, and why they turn all those funny colors.

  • Can Acne Scars Be Removed? Can Acne Scars Be Removed?

    Scars from acne can seem like double punishment - first you had to suffer through the pimples, now you have marks to remind you. Is there anything you can do?

  • Can I Prevent Acne? Can I Prevent Acne?

    There's no sure way to prevent acne. But these tips might help reduce the number and severity of your breakouts.

  • Cellulite Cellulite

    Cellulite, the lumpy substance resembling cottage cheese that is commonly found on the thighs, stomach, and butt, is actually a fancy name for collections of fat that push against the connective tissue beneath your skin.

  • Cold Sores (HSV-1) Cold Sores (HSV-1)

    Cold sores (also known as fever blisters) are pretty common and lots of people get them. So what causes them and what can you do?

  • Cuts, Scratches, and Scrapes Cuts, Scratches, and Scrapes

    Most small cuts, scrapes, or abrasions heal on their own. Here are tips for teens on how to treat cuts at home - and when to get medical help.

  • Dandruff Dandruff

    If you're worried about dandruff, you're not alone. Dandruff can start in puberty, and lots of teens and adults live with it. Learn how to control it in this article for teens.

  • Eczema Eczema

    Eczema is a common skin problem among teens. If you have eczema, read this article to find out more about it and how you can deal with the skin stress.

  • Hair Removal Hair Removal

    You can buy dozens of products for getting rid of unwanted hair. How do they work? And how do you use them?

  • Hand Washing Hand Washing

    Did you know that the most important thing you can do to keep from getting sick is to wash your hands? If you don't wash your hands frequently, you can pick up germs from other sources and then infect yourself.

  • Head Lice Head Lice

    Lice aren't dangerous, but they do spread from person to person easily. They can also be hard to get rid of. Find out how to prevent lice -- and what to do if someone you know has them.

  • Hives (Urticaria) Hives (Urticaria)

    Hives cause raised red bumps or welts on the skin. They're pretty common and usually not serious. Find out what to do about hives in this article for teens.

  • How Do I Get Rid of Eczema Scars? How Do I Get Rid of Eczema Scars?

    Find out what the experts have to say.

  • I Got Blisters From a Sunburn. What Should I Do? I Got Blisters From a Sunburn. What Should I Do?

    Find out what the experts have to say.

  • Indoor Tanning Indoor Tanning

    Tanning beds are no safer than the sun -- and may be even more dangerous. Read this article to get the details, and to find out what is safe when it comes to getting that golden glow.

  • Ingrown Toenails Ingrown Toenails

    A toenail is ingrown when it begins to break through and grow into the soft skin of the toe. Find out more about ingrown toenails.

  • Is Tanning Making Me Itch? Is Tanning Making Me Itch?

    Find out what the experts have to say.

  • It Looks Like There's Dirt on My Skin That Won't Wash Off. What's Going On? It Looks Like There's Dirt on My Skin That Won't Wash Off. What's Going On?

    Find out what the experts have to say.

  • Melanoma Melanoma

    Melanoma is different from other skin cancers because it can spread if it's not caught early. Find out how to lower your risk of getting melanoma and how doctors treat it.

  • Molluscum Contagiosum Molluscum Contagiosum

    The name sounds dramatic, like a Harry Potter spell. Luckily, molluscum contagiosum isn't a big deal. Find out what to do about it in this article for teens.

  • Myths About Acne Myths About Acne

    You may be surprised that some of the things you've heard about acne - like what causes it and how to deal with it - aren't true.

  • Shaving Shaving

    Follow these shaving tips for guys and get a quick, easy, and painless shave.

  • Skin Biopsy Skin Biopsy

    In a skin biopsy, a doctor removes a tiny piece of skin tissue from a person's body so a lab can analyze it.

  • Stretch Marks Stretch Marks

    Your skin is usually fairly elastic, but when you grow or gain weight really quickly (like during puberty), you may get fine lines on your body called stretch marks.

  • Tanning Tanning

    The sun can do a lot more than just give you a warm summer glow. Get the facts on sun and skin damage - and what you can do to protect yourself and still look tan.

  • Tattoos Tattoos

    What's the safest way to get a tattoo? Does it hurt? What can go wrong? Knowing the facts will help you decide whether a tattoo is a good idea for you.

  • Tips for Taking Care of Your Skin Tips for Taking Care of Your Skin

    Sometimes it may seem like your skin is impossible to manage, especially when you find a huge zit on your nose or a cold sore at the corner of your mouth. Here are ways to prevent and treat common skin problems.

  • Vitiligo Vitiligo

    Vitiligo is a loss of skin pigment that causes white spots or patches to appear on the skin. It's not medically dangerous, but it can affect a person's appearance. Find out more.

  • Warts Warts

    Most warts are easy to treat and are rarely cause for alarm. Read this article for more information on warts and how to get rid of them.

  • Why Do I Get Acne? Why Do I Get Acne?

    Almost every teen gets acne at some point. This article addresses common questions and concerns about acne and tells you what you can do about it.

  • 5 Ideas for Better Sleep 5 Ideas for Better Sleep

    Insomnia can be a big problem for teens. Read our tips on getting a good night's sleep.

  • A Guy's Guide to Body Image A Guy's Guide to Body Image

    Many people think of guys as being carefree when it comes to appearance. But guys spend plenty of time in front of the mirror. And some worry just as much as girls do about their looks.

  • Backpack Basics Backpack Basics

    Backpacks help you to stay organized. They're also better for carrying school supplies than messenger or other shoulder bags. But can they cause health problems?

  • Common Sleep Problems Common Sleep Problems

    Sleep problems can keep some teens awake at night even when they want to sleep. If that sounds like you, find out what you can do.

  • Cuts, Scratches, and Scrapes Cuts, Scratches, and Scrapes

    Most small cuts, scrapes, or abrasions heal on their own. Here are tips for teens on how to treat cuts at home - and when to get medical help.

  • Earbuds Earbuds

    Earbuds are basically a tiny pair of speakers that go inside the ears. They're fine at low volumes, but they can cause permanent hearing loss if not used properly. Find out what's safe (and not) in this article for teens.

  • Easy Exercises for Teens Easy Exercises for Teens

    Finding it hard to fit in fitness? Try these easy exercises for teens.

  • Finding the Right Bra Finding the Right Bra

    Bras not only minimize jiggling and shape the appearance of a girl's breasts, they're also helpful from a health standpoint.

  • How Much Sleep Do I Need? How Much Sleep Do I Need?

    Teens need about 8-1/2 to more than 9 hours of sleep each night. But you might not be getting it. Here's why - and tips for getting more shut-eye.

  • Hygiene Basics Hygiene Basics

    Puberty causes all kinds of changes in your body - and some may not make you feel very desirable. Read this article for information on dealing with greasy hair, perspiration, and body hair.

  • Ingrown Toenails Ingrown Toenails

    A toenail is ingrown when it begins to break through and grow into the soft skin of the toe. Find out more about ingrown toenails.

  • Secondhand Smoke Secondhand Smoke

    Experts now know that breathing in someone else's secondhand smoke is bad for you. Find out what you can do about it.

  • Staying at a Healthy Weight Staying at a Healthy Weight

    Here are some practical, everyday tips on making exercise and healthy eating work for you instead of feeling like it's the other way around.

  • Stop Smoking: Your Personal Plan Stop Smoking: Your Personal Plan

    This interactive feature helps you come up with a plan to stop smoking.

  • Taking Care of Your Hair Taking Care of Your Hair

    It can be your shining glory or the bane of your existence. However you feel about your hair, chances are you want it to be healthy. Find out how to keep hair looking good in this article.

  • Taking Care of Your Teeth Taking Care of Your Teeth

    There's a lot more to taking care of your teeth than breath mints and mouth sprays. Read this article to learn the facts on flossing, how to give plaque the brush-off, and much more.

  • Taking Care of Your Vision Taking Care of Your Vision

    Even if you're lucky enough to have perfect vision, taking care of and protecting your eyes is vital to keeping your peepers perfect. Learn all about how to take care of your baby blues (or browns or greens) in this article.

  • Tampons, Pads, and Other Period Supplies Tampons, Pads, and Other Period Supplies

    When it comes to pads and tampons, there are lots of choices. It may take some experimenting before you find what works best for you. Here are some tips.

  • Technology: 5 Ways To Reboot Yourself Technology: 5 Ways To Reboot Yourself

    Sending and receiving messages late at night can disrupt your sleep and leave you tired and unfocused when it's time for school.

  • Tips for Taking Care of Your Skin Tips for Taking Care of Your Skin

    Sometimes it may seem like your skin is impossible to manage, especially when you find a huge zit on your nose or a cold sore at the corner of your mouth. Here are ways to prevent and treat common skin problems.

  • What Causes Bad Breath? What Causes Bad Breath?

    Bad breath, or halitosis, can be a major problem, especially when you're about to snuggle with your sweetie or whisper a joke to your friend. The good news is that bad breath often can be easily prevented.

  • What's a "Well-Woman Visit" and Why Do I Need One? What's a "Well-Woman Visit" and Why Do I Need One?

    Find out what the experts have to say.

  • Why Do I Sweat So Much? Why Do I Sweat So Much?

    Are you worried that you may sweat too much? Find out why sweating is normal - and what you can do about it.

  • Why Exercise Is Wise Why Exercise Is Wise

    Getting the right amount of exercise can rev up your energy levels and even help you to feel better emotionally. Find out why.

What next?