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General Health

  • Broken Bones

    Many kids will have a broken bone at some point. Here's what to expect.

  • Buckle Fractures

    A buckle or torus fracture is a type of broken bone. One side of the bone bends, raising a little buckle, without breaking the other side of the bone.

  • Canker Sores (Aphthous Ulcers)

    Many people regularly get bothersome canker sores in their mouths. Here's how to help prevent them - and make a kid who has one more comfortable.

  • Comminuted Fractures

    A comminuted fracture is a type of broken bone. The bone is broken into more than two pieces.

  • Concussions: What Teachers Need to Know

    What teachers should know about concussions and the healing process.

  • Fainting

    Fainting is a temporary loss of consciousness. Someone who has fainted will usually recover quickly.

  • Fever (High Temperature) In Kids

    Fevers happen when the body's internal "thermostat" raises the body temperature above normal. This is often the body's way of fighting infections.

  • Functional Abdominal Pain

    Functional abdominal pain is lasting belly pain that doesn't respond to treatment. Many school-age kids have it at some point, but get better without lasting problems.

  • Going to the Emergency Room

    Knowing what to expect when you need to take your child to the emergency room can help make it a little less stressful.

  • Greenstick Fractures

    A greenstick fracture is a type of broken bone. The bone cracks on one side only, not all the way through the bone.

  • Growing Pains

    Growing pains are leg pains and soreness that happen to kids at night, usually when they're 3 to 12 years old.

  • Headaches

    Headaches affect kids as well as adults. Learn about common causes and when to talk to a doctor.

  • How Broken Bones Heal

    Broken bones have an amazing ability to heal, especially in kids. Full healing can take time, but new bone usually forms a few weeks after an injury.

  • How to Take a Rectal Temperature

    The best way to take a temperature in infants and young children is by taking a rectal temperature. Here's how to do it.

  • How to Take an Axillary (Armpit) Temperature

    The axillary (armpit) method is a convenient way to take a child's temperature, especially for kids who can't hold a thermometer in their mouths. Here's how to do it.

  • How to Take an Oral Temperature

    Taking an oral temperature is easy in an older, cooperative child. Most kids can have their temperature taken this way when they’re about 4–5 years old. Here's how to do it.

  • Inflammation

    Inflammation is one way the body reacts to infection, injury, or other medical conditions. Many things can cause it.

  • Migraine Headaches

    Migraine headaches can cause severe pain and other symptoms. Read about migraine causes, treatments, prevention tips, and lots more.

  • Occupational Therapy

    Occupational therapy can help improve kids' cognitive, physical, and motor skills and build their self-esteem and sense of accomplishment.

  • Osgood-Schlatter Disease

    Osgood-Schlatter disease (OSD) is one of the most common causes of knee pain in adolescents. It's really not a disease, but an overuse injury.

  • Physical Therapy

    Doctors often recommend physical therapy for kids who have been injured or have movement problems from an illness, disease, or disability. Learn more about PT.

  • Splints

    A splint is a support device that keeps an injured area from moving. Doctors often use splints to hold bones and joints in place so they can heal after a fracture.

  • Stress Fractures

    A stress fracture is a tiny crack in a bone. They usually happen from repeating the same movement over and over.

  • Taking Your Child's Temperature

    All kids get a fever from time to time. Find out about taking your child's temperature, safely and accurately.

  • What to Do About a Fever (High Temperature)

    Fevers are usually not cause for alarm — they're the body's way of fighting infection. Here's what to do if your child has a fever.

  • When and Where to Get Medical Care

    Should you head to the ER when your child is hurt or ill? What about an urgent care center? Different problems need different levels of care, and you have many options.

  • About Body Basics

    Remember the biology class you had in high school? Well, maybe you don't or maybe now that you have a child, your interest in how the body works has grown.

  • Blood

    Here are the basics about the life-sustaining fluid called blood.

  • Blood Types

    Categorizing blood according to type helps prevent reactions when someone gets a blood transfusion. Find out how blood types work.

  • Bones, Muscles, and Joints

    Without bones, muscles, and joints, we couldn't stand, walk, run, or even sit. The musculoskeletal system supports our bodies, protects our organs from injury, and enables movement.

  • Central Nervous System: The Brain and Spinal Cord

    The brain and spinal cord make up the central nervous system. Find out how they work together to control everything we do.

  • Digestive System

    The digestive process starts even before the first bite of food. Find out more about the digestive system and how our bodies break down and absorb the food we eat.

  • Ears

    Hearing may be the ears' main job, but it's not all they do. Learn all about the ears in this Body Basics article.

  • Endocrine System

    The glands of the endocrine system and the hormones they release affect almost every cell, organ, and function of our bodies.

  • Enzymes

    Enzymes speed up chemical reactions in our bodies. They’re essential to digestion, blood clotting, and growth, and do many other important things.

  • Eyes

    The eyes are small compared with most of the body's other organs, but their structure is incredibly complex. Learn more about eyes, vision, and common problems with both.

  • Female Reproductive System

    Learn about the female reproductive system, what it does, and the problems that can affect it .

  • Hair

    Hair grows all over the human body except the palms of the hands, soles of the feet, and lips.

  • Heart and Circulatory System

    The heart and circulatory system are our body's lifeline, delivering blood to the body's tissues. Brush up on your ticker with this body basics article.

  • How Do the Ears Work? (Video)

    The ears gather sounds from our environment and turn them into messages for the brain to decode. Learn more in this video about the ears.

  • Immune System

    The immune system, composed of special cells, proteins, tissues, and organs that protect against germs and microorganisms, is the body's defense against disease.

  • Kidneys and Urinary Tract

    The bean-shaped kidneys, each about the size of a child's fist, are essential to our health. Their most important role is to filter blood and produce urine.

  • Lungs and Respiratory System

    We need the respiratory system for breathing. Find out how it works.

  • Male Reproductive System

    Learn about the male reproductive system and how it develops.

  • Metabolism

    Brush up on metabolism, the chemical reactions in the body's cells that change food into energy, in this article.

  • Mouth and Teeth

    Our mouth and teeth play an important role in our daily lives. Here's a course on the basics - including common problems of the mouth and teeth.

  • Nails

    Nails protect the sensitive tips of fingers and toes.

  • Nervous System

    The nervous system is made up of the brain, spinal cord, and a complex network of nerves. It's job is to send messages back and forth between the brain and the body.

  • Peripheral Nervous System

    The peripheral nervous system delivers information back and forth between your brain and your body.

  • Skin

    Our skin protects the network of tissues, muscles, bones, nerves, blood vessels, and everything else inside our bodies.

  • Skin, Hair, and Nails: The Body’s Protective Layer

    Skin, hair, and nails form the outer layer of our body and protect everything inside.

  • The Lymphatic System

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

  • The Spleen

    The spleen is a fist-sized organ in the upper left part of the belly under the ribcage. It helps protect the body by clearing worn-out red blood cells and other foreign bodies (such as germs) from the bloodstream.

  • What Is Collagen?

    Collagen is a protein in the body that helps make bones strong.

  • Constipation

    Constipation is a very common problem among kids, and it usually occurs because a child's diet doesn't include enough fluids and fiber. In most cases, simple changes can help kids go.

  • Coughing

    Coughs are a common symptom, but most aren't a sign of a serious condition. Learn about different coughs, how to help your child feel better, and when to call your doctor.

  • Febrile Seizures

    Febrile seizures are full-body convulsions caused by high fevers that affect young kids. Although they can be frightening, they usually stop on their own and don't cause any other health problems.

  • How to Handle a Cough

    Coughing is a healthy reflex that helps clear the airways. Many coughs are caused by viruses that just need to run their course.

  • How to Handle an Earache

    Here's what to do if your child complains of ear pain.

  • How to Handle Constipation

    Constipation is when a child has fewer bowel movements than usual. Ease constipation with the three Fs: fluid, fiber, and fitness.

  • How to Handle Heat Illness

    In hot weather, a child's internal temperature can rise and cause heat exhaustion, which can progress to heatstroke if not treated quickly.

  • How to Handle Pain While Peeing

    When it hurts to pee, a urinary tract infection (UTI) is usually to blame. But there are other causes. Here's what to do.

  • How to Handle Vomiting

    Vomiting can be caused by many things, most commonly gastroenteritis (the "stomach flu"). Here's what to do when your child throws up.

  • How to Take Your Child's Pulse

    Need to check your child's heart rate? Follow our guide and check with your doctor if you have questions.

  • Is It a Cold, the Flu, or COVID-19?

    The flu usually makes kids feel worse than if they have a cold. But it's not always easy to tell the difference. Here are tips on what to look for — and what to do.

  • Is My Child Too Sick to Go to School?

    It can be hard to know if kids are well enough to go to school or childcare. Here are some guidelines.

  • Keeping Your Child's Diabetes Under Control When They’re Sick

    Parents need to take a few extra steps to keep blood sugar levels under control when kids who have diabetes are sick.

  • Taking Your Child's Temperature

    All kids get a fever from time to time. Find out about taking your child's temperature, safely and accurately.

  • Birthmarks

    Birthmarks that babies are born with, or develop soon after birth, are mostly harmless and many even go away on their own, but sometimes they're associated with certain health problems.

  • Body Basics: The Heart (Slideshow)

    Learn how this amazing muscle pumps blood throughout the body.

  • Body Mass Index (BMI)

    Doctors use body mass index (BMI) measurements to assess a child's physical growth in relation to other kids the same age. Here's how to calculate BMI and understand what the numbers mean.

  • Cholesterol

    Most parents probably don't think about what cholesterol means for their kids. But high cholesterol is a risk factor for heart disease, which has its roots in childhood.

  • Common Questions About Vaccines

    Vaccines protect kids from potentially deadly diseases. Learn about what they are, how they work, and what they do.

  • Fever (High Temperature) In Kids

    Fevers happen when the body's internal "thermostat" raises the body temperature above normal. This is often the body's way of fighting infections.

  • Growth Charts

    Doctors use growth charts to figure out whether kids' height and weight measurements are "normal" and whether they're developing on track. Here are some facts about growth charts.

  • Growth Plates

    Growth plates are the areas of new bone growth, usually near the ends of long bones. A growth plate is weaker than solid bone. This makes it more likely to get injured.

  • Hemangiomas: Suzanne's Story

    When Anna was born, she developed red spots that her parents learned were hemangiomas, benign birthmarks that she eventually outgrew. Her mother tells her story.

  • How to Take a Rectal Temperature

    The best way to take a temperature in infants and young children is by taking a rectal temperature. Here's how to do it.

  • How to Take an Axillary (Armpit) Temperature

    The axillary (armpit) method is a convenient way to take a child's temperature, especially for kids who can't hold a thermometer in their mouths. Here's how to do it.

  • How to Take an Oral Temperature

    Taking an oral temperature is easy in an older, cooperative child. Most kids can have their temperature taken this way when they’re about 4–5 years old. Here's how to do it.

  • My Child Wants to Grow Taller. What Should I Say?

    Find out what the experts have to say.

  • Overweight and Obesity

    Preventing kids from becoming overweight means making choices in the way your family eats and exercises, and how you spend time together.

  • Taking Your Child's Temperature

    All kids get a fever from time to time. Find out about taking your child's temperature, safely and accurately.

  • The Spleen

    The spleen is a fist-sized organ in the upper left part of the belly under the ribcage. It helps protect the body by clearing worn-out red blood cells and other foreign bodies (such as germs) from the bloodstream.

  • What Is Collagen?

    Collagen is a protein in the body that helps make bones strong.

  • Your Child's Changing Voice

    Along with obvious changes in physical appearance that come with puberty, your child’s voice will start sounding a whole lot different too.

  • Amblyopia

    Amblyopia interferes with the way the eye and the brain work together. The result is poor vision. Treatment may involve glasses, patches, eye drops, or surgery.

  • Auditory Neuropathy Spectrum Disorder (ANSD)

    Some kids have hearing loss due to auditory neuropathy spectrum disorder (ANSD), a problem in the transmission of sound from the inner ear to the brain.

  • Black Eyes

    A black eye is bruising around the eyes that can look purple, black, or dark blue. Usually, they get better in a week or so.

  • Corneal Abrasions

    Corneal abrasions, which are common among kids, happen when something gets into the eye. Though sometimes painful, they're rarely serious and usually heal within a few days.

  • Dealing With Earwax (Cerumen)

    Earwax helps protect the eardrum and fight infection. Parents shouldn't attempt to remove earwax at home, as doing so risks damage to the ear canal and, possibly, a child's hearing.

  • Farsightedness (Hyperopia)

    Farsightedness (hyperopia) is a vision problem that makes it hard to see nearby objects clearly.

  • First Aid: Pinkeye

    Pinkeye is an inflammation of the white part of the eye and the inner eyelids. Although some kinds of pinkeye go away on their own, others require treatment.

  • How Do the Ears Work? (Video)

    The ears gather sounds from our environment and turn them into messages for the brain to decode. Learn more in this video about the ears.

  • How to Handle an Eye Injury

    Some eye injuries can be treated at home, while others require a visit to the doctor or emergency room. Find out what to do if your child has eye pain.

  • Nearsightedness (Myopia)

    Nearsightedness (myopia) is a vision problem that makes it hard to see distant objects clearly.

  • Preventing Eye Injuries

    Eye injuries in kids can lead to serious vision problems, even blindness. Wearing protective eyewear can prevent most eye injuries.

  • Strabismus

    Strabismus causes eyes to wander or cross. Treatment may include glasses, patches, eye drops, or surgery.

  • Subconjunctival Hemorrhage

    A subconjunctival hemorrhage is a red spot on the white of the eye. It can look scary, but is usually harmless, doesn’t hurt, and won’t affect vision.

  • Surgery for Tear Duct Blockage

    Blocked tear ducts are a fairly common problem in infants. Sometimes surgery is done to treat them.

  • TMJ Disorders

    Kids with these jaw disorders often have difficulty chewing or talking due to problems with the temporomandibular joint (TMJ). Symptoms can resolve on their own, or with treatment.

  • What's a Tear Duct Probe (Treating Tear-Duct Blockage)? (Video)

    Blocked tear ducts are a fairly common problem in infants. A common procedure called a tear duct probe can open the blockage.

  • What's Tear Duct Massage (Treating Tear-Duct Blockage)? (Video)

    Blocked tear ducts are a fairly common problem in infants. If your child has a blocked tear duct, your doctor may show you how to massage the eye several times a day at home for a few months. Massaging can help open the blockage.

  • Your Child's Vision

    It's important for kids to have their eyes examined regularly, as many vision problems and eye diseases can be detected and treated early.

  • Bed-Sharing

    Bed-sharing increases the risk of sleep-related deaths, including SIDS. The American Academy of Pediatrics recommends room-sharing without bed-sharing for the safest sleep environment.

  • Bedwetting (Enuresis)

    Bedwetting is an issue that millions of families face every night. Most of the time it's not a sign of any deeper medical or emotional issues and kids eventually grow out of it.

  • Breastfeeding FAQs: Sleep - Yours and Your Baby's

    Here are answers to some common questions about breastfed babies and sleep - from where they should snooze to when they'll finally start sleeping through the night.

  • Bruxism (Teeth Grinding or Clenching)

    Gnashing and grinding teeth, called bruxism, is common in kids, and often happens during deep sleep or while a child is under stress.

  • Flat Head Syndrome (Positional Plagiocephaly)

    Babies can develop a flat spot on the back of their heads, usually from sleeping in the same position too long. Alternating your baby's sleep position and providing lots of "tummy time" can help.

  • Helping Your Teen Get Enough Sleep (Video)

    Not getting enough sleep can lead to physical and mental health problems in teens. By making a plan together, you can help your teen sleep better.

  • Helping Your Toddler Sleep (Video)

    Many parents struggle to get their toddlers to sleep. Get advice on how you can encourage sleep and promote habits that last a lifetime.

  • How Can I Be Sure My Baby Stays on Her Back While She Sleeps?

    Find out what the experts have to say.

  • Kids and Sleep

    Getting enough sleep can be a problem for children of any age. Here's how to know if your kids get enough sleep.

  • Night Terrors

    A night terror seems similar to a nightmare, but it's far more dramatic. Night terrors can be alarming, but aren't usually cause for concern or a sign of a medical issue.

  • Nightmares

    It’s normal for kids to have nightmares occasionally. You can't completely prevent nightmares, but you can help make them less likely and help your child get back to sleep.

  • Obstructive Sleep Apnea

    Brief pauses in breathing during sleep can be normal. But when breathing stops often or for longer periods, it can be a cause for concern.

  • Sleep and Your 1- to 2-Year-Old

    Nighttime feedings may be a thing of the past, but in this second year of life your tot might be rising for other reasons. Learn more.

  • Sleep and Your 1- to 3-Month-Old

    At this age, babies generally have their days and nights straightened out. Many infants even "sleep through the night," which means 5 or 6 hours at a time.

  • Sleep and Your 4- to 7-Month-Old

    By this age, your baby should be on the way to having a regular sleep pattern, sleeping longer at night, and taking 2 or 3 naps during the day.

  • Sleep and Your 8- to 12-Month-Old

    Sleep problems are common in the second half of a baby's first year. It's best to respond to your baby's needs with the right balance of concern and consistency.

  • Sleep and Your Newborn

    Newborn babies don’t yet have a sense of day and night. They wake often to eat – no matter what time it is.

  • Sleep and Your Preschooler

    Preschoolers sleep about 10 to 13 hours during each 24-hour period, and it's important to help them develop good habits for getting to sleep.

  • Sleep and Your School-Aged Child

    School-age kids need 9–12 hours of sleep a night. If they don't get it, they may be cranky or moody, hyper, and have behavior problems.

  • Sleep and Your Teen

    Teens need about 8–10 hours of sleep a night, but many don't get it. Keeping these tips in mind can help your teen get a good night’s sleep.

  • Sleepwalking

    Although it can be unnerving to see, sleepwalking is actually very common in kids. Here's how to keep your young sleepwalker safe.

  • Braces

    Does your child need braces? Find out when braces are necessary, what's involved in caring for them, and how to find low-cost orthodontic care in your area.

  • Bruxism (Teeth Grinding or Clenching)

    Gnashing and grinding teeth, called bruxism, is common in kids, and often happens during deep sleep or while a child is under stress.

  • Fluoride

    Keeping kids' teeth healthy requires more than just daily brushing. Learn about fluoride, a substance found naturally in water that plays an important role in healthy teeth.

  • How Do I Care for My Baby's Teeth?

    Proper dental care begins before a child's first tooth appears. Each day, run a clean, damp washcloth or an infant toothbrush over their gums to clear away harmful bacteria.

  • How to Take Care of Your Child's Teeth (Video)

    Good oral health starts even before your child's first tooth comes in. Learn how to instill good habits that will last a lifetime.

  • Keeping Your Child's Teeth Healthy

    Here are the basics about how to care for your child's teeth - and when.

  • Teething Tots

    Teething can be a tough time for babies and parents. Here are the facts on teething, including tips for baby teeth hygiene and relieving pain.

  • TMJ Disorders

    Kids with these jaw disorders often have difficulty chewing or talking due to problems with the temporomandibular joint (TMJ). Symptoms can resolve on their own, or with treatment.

  • Tongue Tie (Ankyloglossia )

    Tongue tie (ankyloglossia) is when a band of tissue connects the tip of the tongue to the floor of the mouth, which keeps it from moving freely.

What next?

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