title: Invited commentary on cyclists paper.
authors.affiliation: North Bristol NHS Trust, Southmead Hospital, Department of Surgery, Westbury-on-Trym, Bristol BS10 5NB, UK. david.c.mitchell@nbt.nhs.uk
authors.forename: D C
authors.initials: DC
authors.lastname: Mitchell
authors.forename: J D
authors.initials: JD
authors.lastname: Beard
mesh_terms: D001157:Arterial Occlusive Diseases / Q000175:diagnosis / Q000209:etiology / Q000628:therapy; D001642:Bicycling; D003251:Constriction, Pathologic; D003952:Diagnostic Imaging / Q000379:methods; D005080:Exercise Test; D006801:Humans; D007083:Iliac Artery / Q000473:pathology / Q000503:physiopathology / Q000601:surgery; D011187:Posture; D011237:Predictive Value of Tests; D012042:Registries; D012307:Risk Factors; D040242:Risk Reduction Behavior; D016896:Treatment Outcome; D014656:Vascular Surgical Procedures / Q000009:adverse effects