Science Alert
23 March 2024
By REBECCA DYER
Two new studies on the mysterious ‘Havana syndrome’ found no physical cause, but they did suggest a possible link to mental health.
Since 2016, more than 1,000 US government personnel stationed internationally have reported hearing intrusive sounds and feeling pressure on their heads, followed by symptoms like intense headaches, dizziness, and cognitive dysfunction. Ever since federal employees stationed in Havana, Cuba, first reported these anomalous health incidents (AHIs), Havana syndrome has been the media’s go-to term for the condition.