In 2020, The Debrief covered a report from the National Academy of Sciences that seemed to pin the cause of some of these cases on foreign actors using microwave radiation. “The committee found a constellation of acute clinical signs and symptoms with directional and location-specific features that was distinctive,” the report stated, before noting that “not all DOS cases shared these distinctive and acute signs and symptoms.”
Source: Are Directed Energy Weapons Behind Havana Syndrome? – The Debrief
