Heart is a biweekly peer-reviewed medical journal covering all areas of cardiovascular medicine and surgery.

It was established in 1939 as the British Heart Journal and is published by the BMJ Group.

[1] A sister journal, Open Heart, was established in 2010 with the aim of covering cardiovascular research with less emphasis on novelty or priority.

It was the official journal of the Asia Pacific Heart Association and aimed to focus on cardiovascular research in the Asia Pacific region.

[4] The following persons have been editor-in-chief of the journal: According to Scopus, the following three articles from Heart have been cited most often (>700 times):[5]