Heart Palpitations Hit Anti-Vaxxers Worldwide – Linked to EMF Microwave Attacks – Havana Syndrome
Havana syndrome is a set of medical symptoms with unknown causes experienced mostly abroad by U.S. government officials and military personnel. The symptoms range in severity from pain and ringing in the ears to cognitive difficulties and were first reported in 2016 by U.S. and Canadian embassy staff in Havana, Cuba.
Beginning in 2017, more people, including U.S. intelligence and military personnel and their families, reported having these symptoms in other places, such as China, Europe, and Washington D.C. Wikipedia