

While the symptoms have resolved for some of the affected employees, for others, the effects have lingered and posed a significant obstacle to their work and affected normal functioning of lives. In all, more than two dozen American diplomats and members of their families in Cuba and China and at least 14 Canadian citizens in Havana reportedly have experienced similar symptoms. Cuba had denied any knowledge of the illnesses even though the US had accused it of carrying out “sonic attacks”, leading to an increase in tensions. The symptoms included nausea, severe headaches, fatigue, dizziness, sleep problems, and hearing loss, which have since come to be known as “Havana Syndrome”. In late 2016, US diplomats and other employees stationed in Havana reported feeling ill after hearing strange sounds and experiencing odd physical sensations in their hotel rooms or homes. It can have both acute and long-term effects - without leaving signs of physical damage. People exposed to high-intensity microwave pulses have reported a clicking or buzzing sound, as if seeming to be coming from within your head. “Microwave weapons” are supposed to be a type of direct energy weapons, which aim highly focused energy in the form of sonic, laser, or microwaves, at a target.
