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  • Hepatitis A

    Hepatitis A (Hep A) is liver inflammation caused by the hepatitis A virus. It isn’t typically as serious as hepatitis…

  • Close-up of child with canker sore on inside of lip

    Canker Sores

    Canker sores are small, thin sores in your mouth. You might get them on the inside of your lips or…

  • About

    Familydoctor.org is the AAFP’s award-winning consumer website, featuring physician-reviewed patient education materials.

  • Ways to Manage Pain Outside of Opioids

    Opioids are powerful medicines that treat pain. However, they can be addictive. Your doctor may be able to help you…

  • Editorial Policy

    The following editorial policy applies to all health content on familydoctor.org, the AAFP’s patient education website.

  • Foot Problems

    There are a variety of conditions that can cause pain and discomfort to our feet. Use this chart to help…

  • Fever in Infants and Children

    Because young children are not able to hold a thermometer in their mouths, their temperature may be checked rectally or…

  • Fever

    A fever is defined as a temperature 1° or more above the normal 98.6°. Minor infections may cause mild or…

  • Feeding Problems in Infants and Children

    Feeding problems are often frustrating, especially if the baby wakes often or cries during the night. Follow this chart for…

  • Facial Swelling

    Follow this chart to help distinguish various types of swelling on the face.

  • Eye Problems

    Eye problems, including eye pain or redness and changes in your vision may be signs of a problem that requires…

  • Elimination Problems or Constipation in Infants and Children

    Follow this chart for more information about changes in an infant or child’s bowel movements.

  • Elimination Problems or Constipation

    Follow this chart for more information about pain, itching or blood with a bowel movement.

  • Ear Problems

    Ear problems are often caused by an infection. However, other conditions may also cause ear pain or discomfort. Follow this…

  • Diarrhea

    Diarrhea is an uncomfortable condition that can have many causes. Most cases of diarrhea will go away on their own…

  • Cough

    A cough is an annoying symptom that can have many causes. Follow this chart to help identify your problem and…

  • Chest Pain, Chronic

    Many problems can cause symptoms in the chest area, such as discomfort, shortness of breath or pain with swallowing. Follow…

  • Chest Pain, Acute

    Severe, sudden chest pain can represent a life-threatening problem. Follow this chart for more information.