A research group has discovered that using "a unique sound stimulation technology"—a device that stimulates the inner ear—reduces motion sickness. Even a single minute of stimulation reduced the staggering and discomfort felt by people that read in a moving vehicle. The results suggest a simple and effective way to treat this common disorder. "Our study demonstrated that short-term stimulation using a unique sound called 'sound spice' alleviates symptoms of motion sickness, such as nausea and dizziness," Kagawa said. "The effective sound level falls within the range of everyday environmental noise exposure, suggesting that the sound technology is both effective and...