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  1. Skip navigation An official website of the United States government Here’s how you know Here’s how you know Official websites use .gov A .gov website belongs ...
  2. Allergens, like pollen, are nothing more than foreign plant antigens. When they get released into the air, you can see and hear the result.When allergens ...
  3. Health Videos: MedlinePlus Video (National Library of Medicine)  
    Skip navigation An official website of the United States government Here’s how you know Here’s how you know Official websites use .gov A .gov website belongs ...
  4. Balloon angioplasty is a procedure used to open narrowed or blocked arteries. It uses a balloon attached to a catheter that's inserted into an artery. ...
  5. Soy Allergy Video (Food Allergy Research & Education)  
    Emergencies don't wait - FARE debuts a new PSA inspired by first responders. Watch the video! Close Alert Banner close Living With Food Allergy Research & Innovation ...
  6. A change in the heart’s normal electrical conduction system can result in an arrhythmia, or irregular heartbeat. An arrhythmia can be an abnormally slow ...
  7. Atherosclerosis is a disease in which fatty material is deposited on the wall of an artery. Normally, the walls of an artery are smooth, allowing blood ...
  8. Your Nails Video (Nemours Foundation)  
    [Skip to Content] Find care at Nemours Children's Health Doctors Locations For Parents For Kids For Teens For Educators Search Menu Close Menu For Parents ...
  9. The nervous system enables a person to blink to prevent harmful substances, like smoke from getting in the eyes. During the normal course of a day, a ...
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