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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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  • Pediatrician exams a child's lymph nodes. Mumps is a virus that is spread like the common cold. Mumps symptoms can cause you to feel sick for two weeks.

    Mumps

    Learn about mumps and how it can be prevented.

  • Stethoscope wth rotavirus sign

    Rotavirus

    Rotavirus is a highly contagious infection commonly affecting babies and young children. A rotavirus vaccine offers some, but not full,…

  • 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…

  • Pityriasis Rosea

    Learn about the symptoms and causes of pityriasis rosea, and how it is diagnosed and treated.

  • Group B Strep Infection

    Group B strep is a common kind of bacteria that can sicken newborns who are exposed to it during…

  • A child’s hand with red and swollen skin around fingernail caused by a skin infection. Paronychia is a skin infection around the nails. It usually affects the skin at the base (cuticle) or up the sides of the nail.

    Paronychia

    Paronychia is a skin infection around the fingernails or toenails. It usually isn’t serious and can be treated at…

  • Tennis elbow - tear in the common extensor tendon of the arm

    Tennis Elbow

    Tennis elbow (lateral epicondylitis) is a common condition that occurs when the outer tendons of the elbow swell or…

  • close-up of a person’s cheek with small patches of melasma

    Melasma

    Melasma is a common skin condition that causes brown patches to appear on the skin, usually on the face.

  • A baby lays on a blue blanket with his legs and feet visible. Rickets is a rare disorder that affects the bones, causing them to soften and break easily. It is most common in children.

    Rickets

    Rickets is a rare disorder that affects children’s bones, causing them to soften and break easily.

  • doctor examining the ear of a young smiling girl

    Otitis Media (with Effusion)

    Otitis media with effusion means there is fluid in the middle ear. It is common in young children and usually…

  • Lung Illustration

    Sarcoidosis

    Sarcoidosis is a disease in which immune cells form small lumps, called granulomas, in your organs, often in the…

  • Anxious young business man looking away

    Social Phobia

    Social phobia is an irrational fear of being judged by others during social situations.

  • Tapeworm in human intestine

    Echinococcosis

    Echinococcosis is a parasitic infection that is spread from animals to humans. The disease causes cysts and can be…

  • Image showing normal kidney and one with diabetic nephropathy

    Diabetic Nephropathy

    High levels of sugar in the blood can damage tiny blood vessels in your kidneys. This can cause kidney disease,…

  • sad-looking woman in a coat and scarf stands under an umbrella in the rain

    Seasonal Affective Disorder

    Seasonal affective disorder (SAD) is a type of depression triggered by the seasons. It is likely related to the loss…

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