risk profession with high physical requirement, and in recent years the firefighter has acquired more powers itself out fires, including interventions in traffic accidents, hazardous materials incidents, rescues, forest fires, among others. The traditional firefighter image has given way to new professionals ready to face all kinds of disasters by the talk in full firefighter today. The aim of this study was to systematically review the scientific evidence on the values of maximum oxygen consumption (VO2max) having firefighters. We included a total of 19 studies, published between 2002 and 2012, from EBSCOhost databases, SpringerLink, SPORTDiscus, Medline, Embase and SciELO, besides journals as Journal of Sports Science & Medicine, Occupational Medicine and Psicothema. We conclude this review, based on the results of the studies, that different populations of fire, one VO2max ranging from 39.20 to 58.21 ml / kg / min, which varies according to the initial condition with firefighters different studies proposed by the authors, generally it is determined that a firefighter must have VO2max values above 43 ml / kg / min, which is the minimum recommended to at least have a good aerobic capacity that allows function in its core functions as a firefighter.