Systems and methods for providing a preferred fitness state of a use are disclosed. The system includes at least a sensor that detects at least a biological parameter of a user and a fitness state soring module that generates a current user fitness state using machine-learning and the at least a biological parameter. Methods of providing a preferred fitness state of a user include detecting at least a biological parameter of a user, determining by a fitness state sorting module a current user fitness state and determining a user specific recommendation by the fitness state sorting module.