A fitness apparatus, including a first support assembly, a second support assembly, and a handle assembly. The first support assembly is connected to both the second support assembly and the handle assembly. The second support assembly includes a second protective sleeve. When the fitness apparatus is mounted on the door frame, the first support assembly abuts against the first side of the door frame. The first protective sleeve is located on a first side of the door frame. The second protective sleeve is located on a second side of the door frame, with the first support surface abutting against an upper surface of the door frame; and the first side and the second side are opposite sides of the door frame along a thickness direction of the door frame.