The problems encountered by elderly in balancing themselves, possibly causing instability, perception troubles, and even falls, are the consequence of physiopathological causes. Their comprehension by the way of a thorough clinical survey gives a lead to the rehabilitation based on precise objectives. The subsequent programme of exercises presents the significant features of modularity, clarity of objectives and a progress led by the evolution of the symptoms. This personalized undertaking may include a correction of the musculosqueletics troubles, a sensorial resetting, a development of postural stabilization capabilities independent of the internal or external circumstances, a self-balancing capability independent of the current cognitive condition, a restoration of self-confidence, a physical resetting and an adaptation of the living place. The transposition of the exercises in ecological situation, the virtual reality of which is getting closer and closer, remains a priority in order to achieve the best results.