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Article History

Received: 27 February 2026

Accepted: 15 June 2026

First Online: 22 June 2026

Declarations

:

: The authors declare no competing interests.

: This study was approved by the Ethics Committee of the First Affiliated Hospital of Zhejiang Chinese Medical University. All methods were performed in accordance with the relevant guidelines and regulations. The requirement for informed consent was waived by the ethics committee because all data were obtained from publicly available online content. This study involves two cardiologists evaluating publicly available videos. Both participating cardiologists were fully informed of the study purpose and the nature of their participation and signed written informed consent prior to their involvement.