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Hemophilia is an inherited bleeding disorder in which the blood does not clot properly. People with hemophilia can live full lives and enjoy most of the activities that other people do. If you have hemophilia, or know someone who does, it’s important to learn how to stay as healthy as possible.

Hemophilia Topics

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Facts, signs, causes, diagnosis, and treatment.

treatment iconHemophilia Treatment Centers (HTCs)

Care to address all issues related to the disorder.

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Tracking, inhibitor study, CHAMP, and other projects.

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View and print free materials.

Training and Education

Continuing education course for providers who are new to hemophilia.

a graph iconData & Statistics

Data and statistics highlights.

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Scientific articles.

About Us

What CDC is doing about hemophilia


Webinar Series on Bleeding and Clotting Disorders


The purpose of this series is to provide evidence-based information on new research, interventions, emerging issues of interest in blood disorders, as well as innovative approaches in collaborations and partnerships. We invite you to join us in this series.


Universal Data Collection (UDC)

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A national project to track and learn about hemophilia.



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Contact Us:
  • Centers for Disease Control and Prevention

    National Center on Birth Defects and Developmental Disabilities

    Division of Blood Disorders

    1600 Clifton Road
    MS E-87
    Atlanta, GA 30333
  • 800-CDC-INFO
    TTY: (888) 232-6348
  • Contact CDC-INFO The U.S. Government's Official Web PortalDepartment of Health and Human Services
Centers for Disease Control and Prevention   1600 Clifton Rd. Atlanta, GA 30329-4027, USA
800-CDC-INFO (800-232-4636) TTY: (888) 232-6348 - Contact CDC-INFO