An oral tool having a series of differently sized spherical members ranging from small to large that can be removably attached to a rod member via a screwing mechanism, wherein the device is adapted to be inserted into one's mouth to be used in sequential order in a gradual manner over time in order to effectuate incremental improvements in one's jaw, mouth, and facial muscles and/or areas to relieve pain and injury thereof. In use, one can initially utilize the smallest sized spherical member and gradually increase to the next increasing size spherical member until the largest sized spherical member can be utilized. The user can employ a sucking motion with one's mouth once the device is inserted into one's mouth in order to relieve pain and/or muscle stiffness in one's mouth, jaw and/or facial muscles due to oral surgery and temporomandibular joint disorders.