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Welcome to ASH!

The American Society of Hematology (ASH) is the world’s largest professional society of clinicians and scientists who are dedicated to conquering blood diseases. Since 1958, the Society has led the development of hematology as a discipline by promoting research, patient care, education, training, and advocacy in hematology.

Explore the ASH Annual Meeting

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President Avalos Promo

A Message From the President

ASH President Belinda Avalos, MD, shares her thoughts on the changes coming from the new administration in Washington and reaffirms ASH’s commitment to its mission and support of hematologists.
The White House

Take Action to Protect Research Funding

As the new Administration issues executive orders and Congress works to finalize Fiscal Year 2025 federal funding, lawmakers must hear from constituents about its impact on hematology. ASH also wants to hear from you about how executive orders have affected hematology patients and research.
ASH Clinical News Card Banner

ASH Clinical News Seeks Its Next Editor-in-Chief

ASH is in search of the next editor-in-chief of ASH Clinical News, for a three-year term beginning January 2026 through 2028. Eligible ASH members may self-nominate for this position by submitting a letter of interest and a brief description of previous editorial experience by March 31, 2025.
Highlights of ASH (text)

Highlights of ASH International

Participate in Highlights of ASH International to get a synopsis of the top hematology research presented at the latest ASH annual meeting and learn how it can help improve your patient management and care strategies.
Sickle Cells

No Scientific Link Found Between Sickle Cell Trait and Sudden Death

ASH has issued an updated position statement asserting that listing "sickle cell crisis" or "sickle cell trait" as a cause of death on an autopsy report for an individual with sickle cell trait is medically inaccurate and without medical evidence of causation.
Attendees gather and traverse the concourse at the ASH annual meeting.

ASH Annual Meeting Virtual Registration Is Still Available!

The in-person portion of the 66th ASH Annual Meeting and Exposition has concluded. Register for our virtual experience and receive on-demand extended access to sessions!
ASH On Demand

ASH Academy On Demand

Attend live webinars, access recorded materials, engage in test simulations and self-assessment, join virtual classrooms, and claim CME and MOC credit.



RESEARCH

The American Society of Hematology (ASH) leads the world in promoting and supporting clinical and scientific hematology research through its many innovative award programs, meetings, publications, and advocacy efforts.

View More ASH Research

Learn About ASH Global Initiatives


ASH FAMILY OF SITES

ASH provides the most current practice tools, clinical support, and educational products in hematology that you need for every stage of your career. Our family of sites, developed by subject-matter experts, are designed to help physicians improve their medical knowledge, engage in quality activities, meet and learn from thousands of hematologists worldwide, and continue to help conquer blood diseases worldwide.

Learn More about ASH