Novel treadmill

The utility model relates to a novel treadmill. Characterized in that it is characterized in that it comprises, flywheel inside body, the third shaft penetrates through the flywheel and is fixedly connected with the flywheel; transmission assemblies are arranged on the two sides of the flywheel, the threaded rod penetrates through the machine body and is in threaded connection with the machine body, the threaded rod is sleeved with the fixing sleeve, the spring is arranged in the fixing sleeve, one end of the spring is connected with the threaded rod, the other end of the spring is connected with the fixing sleeve, the fixing sleeve is fixedly connected with the friction plate, and the friction plate makes contact with the flywheel. According to the utility model, the contact state of thefriction plate and the flywheel can be changed by screwing the adjusting knob according to requirements, so that the friction force is reduced or increased to flexibly adjust according to different requirements of users, and