What is Havana syndrome?

What is Havana syndrome?

The medical mystery named for the Cuban city where U.S. diplomats first experienced sudden, debilitating symptoms in 2016 has been reported by Americans serving in several other countries. 

What is Havana syndrome?

Acute symptoms (often occurring suddenly) may include

  • Loud sounds (Sometimes described as chirping, clicking, or screeching) and pain in one or both ears; many felt the sensations came from a particular direction or were felt when in a specific location.
  • Tinnitus, hearing loss
  • Intense pressure or vibration inside the head
  • Difficulty with memory or concentration
  • Visual disturbances
  • Nausea
  • Unsteady gait, loss of balance, vertigo/dizziness

Chronic symptoms (can last weeks, months, or longer) may include

  • Headache
  • Impaired concentration, memory loss
  • Insomnia
  • Depression
  • Impaired balance

No definitive cause has been found, but scientific studies have noted many of the acute symptoms are consistent with exposure to directed radio frequency (RF) energy. One theory posits the use of RF energy by a U.S. adversary as a weapon or a tool of espionage.

Where did Havana come from?

or, Where have Americans gotten Havana Syndrome? 

The first cases emerged among U.S. and Canadian personnel stationed in Cuba in late 2016. The State Department also reported potential cases in China in 2018, evacuating State Department employees and their families from the city of Guangzhou after cases were reported there. 

Does the US have an embassy in Cuba?

The United States established diplomatic relations with the Republic of Cuba in 1902, opening the first U.S. Embassy in Havana in 1923. Later it was moved to the building that it currently occupies, opened in 1953.

What is the capital city of Havana?

Havana, Spanish La Habana, city, capital, major port, and leading commercial center of Cuba. It also constitutes one of Cuba's 15 provinces: Ciudad de la Habana (City of Havana).

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