Fighting for Hematology

The American Society of Hematology (ASH) is the world's largest professional organization serving clinicians and scientists around the world who are working to conquer blood diseases. ASH is standing up for medical research in the face of federal actions that threaten hematology and, ultimately, the care of patients. 

The Latest From ASH

ASH Publishes New Guidelines for Iron Deficiency Diagnosis

The American Society of Hematology (ASH) has issued new clinical guidance to improve how iron deficiency (ID) is recognized and diagnosed across key populations, including adults, young children, menstruating and pregnant individuals, and people with inflammation. These evidence-based guidelines address long-standing challenges in diagnosing ID, including variation in testing practices and inconsistent thresholds, especially those for ferritin levels.

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Register Today!

The 68th ASH Annual Meeting will be held in person at the Ernest N. Morial Convention Center in New Orleans, Louisiana, and virtually from December 12-15, 2026. Registration for ASH members, non-members, groups, exhibitors, and media is now open!

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Annual Meeting Resources for International Attendees

We welcome hematologists from all over the world to the 68th ASH Annual Meeting and Exposition. Check out our Information for International Attendees page for resources including visa application tips, flexible registration options, and hotel and transportation options for staying in New Orleans. ASH staff will do their best to make your meeting experience as seamless as possible.

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Don't Miss Highlights of ASH!

Connect with top hematology experts in person and learn how to apply the latest research to your area of expertise. Choose from several meeting dates and locations around the world!

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Explore the Site by Audience

ASH titles include peer-reviewed journals, offering both clinical and scientific research, as well as other publications that offer news, interviews, and education for the field.

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With more than 18,000 members from nearly 100 countries, ASH is the world's largest professional society serving both clinicians and scientists who are working to conquer blood diseases.