A one-minute 100-hertz tone reduces dizziness and nausea caused by seasickness, driving, or flying Sound as medicine: A new type of sound stimulation could help combat motion sickness and seasickness. When our ears are exposed to a loud, pure tone of 100 hertz, it helps our vestibular system, as experiments with test subjects have shown. The approximately one-minute tone triggers vibrations in the inner ear and counteracts the disruptive effects of the rocking ship, the fligh