A strength and conditioning device and method of conditioning. A conditioning device for a sport using a hand held implement having a grip portion comprises a handle shaped like the grip portion, the handle having a first end and a second end. A weight is positioned on the second end such that a center of mass for the conditioning device is less than about 13 inches from the first end of the handle. A bias assembly is removably attached to the weight such that the bias assembly resists movement of the weight during at least some motion of the handle.