《循環》雜志包含了與心血管疾病相關的臨床和實驗室研究有關的科學卓越的原創貢獻。臨床研究包括臨床研究和臨床試驗，涉及心血管醫學和外科、流行病學、放射學和病理學等多個學科。

Circulation contains original contributions of scientific excellence concerned with clinical and laboratory research relevant to cardiovascular disease. Clinical research, including clinical studies and trials, are from many disciplines including cardiovascular medicine and surgery, epidemiology, radiology, and pathology.