Fluid-filled neck exerciser

摘要

The fluid filled neck exerciser includes an annulus filled with a fluid such as water and/or air and a head support device. The head support device has attachment members allowing the removable attachment of the annulus, the head support device including adjustment structure allowing adjustment of the size of the head support device for heads of differing sizes. The annulus may be selectively filled with a desired amount of fluid and with the device placed on the head of the user, the head may be rotated to perform exercises such as rehabilitation therapy or muscle development. The fluid filled neck exerciser provides exercise for the entire cervical musculature by movement in predetermined patterns.