Havana Syndrome and How to protect oneself

The former conclusion about Havana syndrome was the assumption that the existence of an energy weapon—a device that could cause the kind of injuries Havana-syndrome victims suffered—was implausible and not supported by evidence. But the officials and victims assembled in the Situation Room considered whether this assumption was really valid. An independent panel of experts, convened by the intelligence community, had suggested that an energy weapon could use “pulsed electromagnetic energy, particularly in the radiofrequency range” to cause these symptoms.

I think I know how to protect myself. 

From the Atlantic.