Aerobic physical training protocol All patients admitted to the Bone Marrow Transplantation Unit will participate in the aerobic physical training protocol, as indicated by the Standard Operating Procedure of the Physiotherapy Sector of the Rehabilitation Unit, University Hospital of Juiz de Fora - EBSERH. The aerobic physical training protocol will be performed five times a week, once a day and planned as follows: 1) heating (5-10 minutes), consisting of coordination training and resistance exercises; 2) moderate intensity aerobic physical training (10-20 minutes) performed on a lower limb cycle ergometer; 3) Cooling (5-10 minutes), consisting of muscle stretching and breathing exercises. During the aerobic training, heart rate and peripheral oxygen saturation will be recorded every 2 minutes, as well as blood pressure and subjective effort scale (BORG modified) every 5 minutes. The training target zone will be calculated from 50% to 70% of the reserve heart rate.