An improved walker is disclosed. The walker may include a left frame spaced apart from a right frame and connected by at least one horizontal connecting member. The lower portion of each of the left and right frames includes a foot platform that is rotatably mounted and moveable between a retracted position and an engaged position, in which the foot platform is in contact with and resting on a floor surface. In use, a person may use the walker to assist the person rising from a sitting position to a standing position so that the person can then proceed to use the walker to assist the person in walking.