Nausea and Headache: Can Sound Cause Them?
Heart Disease, Symptoms

Nausea and Headache: Can Sound Cause Them?

The recent mysteries of American diplomats falling ill in Cuba and China have fueled the hysteria surrounding international relations. Among the possible explanations are ultrasonic weapons, equipment failure, or even something mystical. Most of them reported hearing strange sounds before neurological symptoms developed. But can sound really cause harm?