Editorial: Highlights in General Cardiovascular Medicine: 2021

This editorial features the selection of highlights articles published in Frontiers in Cardiovascular Medicine (General Cardiovascular Medicine Section) in 2021.Our criteria for selection include: whether the topic addressed in the study is highly relevant and timely importance in cardiovascular medicine, show the quality and breadth of the papers published in this section, as well as geographical variety; whether the article is often viewed, downloaded, and cited; and whether the article is well-written and has good readability.Following are the highlight papers in the General Cardiovascular Medicine Section of the year 2021 (Table 1).