[Causality1]

HN covered a study that was looking for a motion sickness cure but found that holding a vibrator to the skull behind the ear stopped tinnitus for a lot of people.

[MegaDeKay]

This thread on a tinnitus forum discusses a subsequent trial of that vibrator in a controlled setting. Doesn't sound at all promising.

https://www.tinnitustalk.com/threads/head-mounted-device-for...