Study of the Functioning of Prospective Memory in Breast Cancer and the Influence of Sleep

Inclusion Criteria: * Major patients under the age of 70; * Patients who have been treated by surgery or radiotherapy for non-metastatic breast cancer * Radiotherapy completed for about 6 months * Level of study 3 "end of primary studies" minimum (Barbizet scale); * French mother tongue; * Menopausal women for at least 1 year before the selection visit * Absence of primary cancer of the central nervous system or brain metastases; * Absence of previous neurological damage; * Absence of personality disorders and progressive psychiatric pathology; * Having signed the informed consent to participate in the study. Exclusion Criteria: * Primary cancer other than breast * Metastatic cancer * Treated by chemotherapy * Cognitive function disorders pre-existing to cancer diagnosis * Patients with paraneoplastic syndrome; * Evolutionary psychiatric pathology; * Refusal of participation; * Patients unable to respond to cognitive tests; * Drug use or excessive consumption of alcohol.