An exercise device that simultaneously incorporates both balance and resistance training comprises a base including a rear and a front portion; a balancer disposed in the base proximal to the front portion of the base and configured to both support a user thereon and move with weight shifting by the user thereon; one or more lines retractably disposed in the front portion of the base; a resistance mechanism disposed in the base and operably associated with the one or more lines, wherein both balance and resistance training are provided by the balancer and the resistance mechanism when a user attempts to balance the user's weight on the balancer while pulling on the one or more lines.