No, fatal familial insomnia (FFI) is. it was discovered by Pierluigi Gambetti.

FFI typically occurs between the ages of 40 and 60, and is characterized by progressive sleep disturbance classified as untreatable insomnia, ataxia (motor dysfunction), and dysautonomia (sensory dysfunction).

Prion diseases can also be hereditary, as seen in some cases of Creutzfeldt-Jakob disease (CJD), fatal familial insomnia (FFI), and Gerstmann-Straussler-Scheinker disease (GSS).

the symptoms are very hardly saw because the symptoms are seen in last stages .

*total loss of weight

*losss of memory

*fatigness

*no sleep for three months *

*ultimately the patient dies due to tiredness

National Geographic Explorer - 1985 Fatal Insomnia 24-18 was released on:

USA: 27 April 2010