Based on French research, Abilycare was developed by and for practitioners. AbilyCare is a solution that measures walk and balance in order to prevent frailty risks at any moment of our life. It's a medical device (certification in progress), easy and fast to use in order to : - detect early signs of frailty - develop preventive actions to initiate the process of reversibility - monitor the patient's state over time and measure the benefit of a rehabilitation or prevention program