Inclusion Criteria:  Women Over legal age With diagnosis of breast carcinoma between stages 0 and IIIc ECOG 0 to 1 Undergoing primary treatment with curative intent (surgery associated or not, with chemotherapy and / or adjuvant radiotherapy) for at least one month With follow-up on medical oncology consultation at CHVNG/E With consent of the attending oncologist for the practice of physical exercise Non-compliance with current physical activity guidelines recommended by the ACSM (moderate aerobic activity> = 150 min / week or vigorous> = 75 min / week and > = 2 strength training sessions / week) With cognitive capacity to understand the project proposal  Exclusion Criteria:  Severe anaemia seen in the last 3 months (Hb <= 8g / dl) or moderate (Hb> 8 and <= 10 g / dl) symptomatic (sustained tachycardia, exertional dyspnea, chest pain or syncope), Uncontrolled arterial hypertension (HTN grade 3-4 (CTCAE v.5)) (SAD> = 160mmHg and / or DAD> = 100mmHg) and / or potentially fatal consequences (malignant HTN, transient or permanent neurological deficit or hypertensive crisis) Uncontrolled diabetes mellitus Known cardiac or respiratory pathology Any other contraindication given by the physiatrist and / or assistant surgeon