General Abstract Submission closes June 4, 2026, at 6:00 p.m. CDT/7:00 p.m. EDT. 

Late Breaking Science Abstracts open from June 22 – August 24, 2026, at 6:00 p.m. CDT/7:00 p.m. EDT.

While HCMS will review and select abstracts for the HCMS Sessions, please note that these are submitted through the AHA Sessions portal. Communications regarding abstract selection will be sent by AHA.

DETAILS.