title: Invited commentary.
authors.affiliation: Division of Cardiothoracic Surgery, Department of Surgery, University of Toledo College of Medicine, Toledo, OH 43614, USA. thomas.schwann@utoledo.edu
authors.forename: Thomas A
authors.initials: TA
authors.lastname: Schwann
mesh_terms: D001281:Atrial Fibrillation / Q000209:etiology*; D015992:Body Mass Index; D001026:Coronary Artery Bypass / Q000009:adverse effects*; D006801:Humans; D009765:Obesity / Q000150:complications*; D011183:Postoperative Complications / Q000209:etiology*