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Diseases and Conditions

Find doctor-approved information about symptoms, causes, diagnosis, treatment and prevention of common diseases and conditions.

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All conditions in Infants and Toddlers and Kids and Teens
  • young boy with adhesive eye patch over his eye

    Amblyopia is sometimes called “lazy eye.” If left untreated, it can affect a child’s vision permanently.

    Amblyopia (lazy eye) develops in childhood when one eye doesn’t work properly with the brain. Left untreated, it can lead…

  • Asthma in Kids

    Asthma is a disease that often starts in childhood and makes it difficult for your child to breathe.

  • Upset autistic little boy covering his ears and feeling distressed and overwhelmed by the loud noises in preschool

    Autism

    Autism is a developmental brain disorder affecting social, behavioral, and communication skills.

  • A mother holds baby being checked for bronchiolitis by a doctor with a stethoscope.

    Bronchiolitis

    Bronchiolitis is a common lung infection in infants and young children. It is usually caused by a virus. RSV is…

  • laughing young boy with cerebral palsy sits in his wheelchair next to his sister

    Cerebral Palsy

    Cerebral palsy is a group of brain disorders that affect body movement and muscle coordination. It can be mild or…

  • Toddler with chickenpox lying on stomach

    Chickenpox

    Chickenpox is a highly contagious disease caused by a virus. It once was a common childhood disease until a vaccine…

  • Congenital Adrenal Hyperplasia

    Congenital adrenal hyperplasia (CAH) is a rare genetic disorder that affects your adrenal glands.

  • doctor listens to a baby’s heart with a stethoscope

    Congenital Heart Disease

    Congenital heart disease is a heart problem that some people are born with and can include a hole in the…

  • Doctor listens to the lung of a young girl with croup cough using a stethoscope

    Croup

    Croup is caused by a respiratory virus and causes children, usually age 5 and younger, to have a barking…

  • Doctor examining patient’s ear with otoscope

    Ear Infection

    An ear infection is one of the most common conditions among children. It is caused by a viral or bacterial…

  • Woman scratching her arm

    Eczema and Atopic Dermatitis

    Eczema and atopic dermatitis are rash-like skin conditions common in babies but can continue in adulthood.

  • Illustration of enlarged adenoid. Adenoids are tiny pieces of tissue in the back of your throat. They hang above your tonsils. They help fight infections in your body.

    Enlarged Adenoids

    Adenoids are tiny pieces of tissue in the back of your throat. They hang above your tonsils. They help fight…

  • Mother holding a thermometer in the foreground with a sick child sleeping in the background

    Febrile Seizures

    Febrile seizures occur in young children with fevers above 102°F (38.9°C). They aren’t as dangerous as they appear and usually…

  • Mother holding a thermometer in the foreground with a sick child sleeping in the background

    Fever in Infants and Children

    A baby or infant's first fever can be scary. Learn how to take your child’s temperature, how to bring down…

  • allergy food

    Food Allergies

    A food allergy is an abnormal reaction by your immune system to a food. It is usually treated with antihistamines…

  • young Asian boy with hearing device in ear

    Hearing Problems in Children

    Hearing loss in children can be caused by a number of factors. Recognizing the symptoms early increases the chances of…

  • Doctor listens to young girl’s heartbeat

    Heart Murmurs

    A heart murmur is an abnormal noise between heartbeats. It can be a sign of a heart problem.

  • Closeup of a mother helping her toddler walk in the grass

    Intoeing

    Most people’s feet point straight ahead or outward. Some people, however, have feet that point inward. This is called…

  • A baby cries in distress. Intussusception is a serious problem with the intestine that prevents the passage of food through the intestine. It is a medical emergency.

    Intussusception

    Description: Intussusception is a serious problem with the intestine that prevents the passage of food through the intestine.

  • A close-up photo of a young girl without hair. Leukemia is a cancer involving the body’s white blood cells and bone marrow. It is most common in adults over 60, but kids can also get it.

    Leukemia

    Leukemia is a blood cancer involving your body’s bone marrow.

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