Intervention study, prospective, comparative before-after, no control group, The sample was chosen for convenience and consisted of all patients during the eight months of the execution of research, met the inclusion and exclusion criteria, ie 23 patients. The recruitment of patients was very limited due to the complexity of their health condition. We included patients older than 18 years, with over 24 hours of stay in the intensive care unit, who were begin physical therapy. We excluded those who were hemodynamically unstable heart disease or severe, severe symptomatic stenosis, decompensated heart failure, uncontrolled arrhythmias, high blood pressure (systolic greater than 200 mmHg, diastolic greater than 110 mmHg), mean arterial pressure below 60 mmHg , uncontrolled systemic disease or end stage; limb with unstable or acute musculoskeletal injury, severe dementia or aggressive behavior that does not allow performing the procedure properly, injury or infection of the central nervous system and neuromuscular diseases which take motor control extremity, patients with inotropic or vasoactive treatment associated with severe sepsis or multisystem dysfunction.