Jumping Frenchmen of Maine
Jumping Frenchmen of Maine is an extremely rare disorder characterized by an unusually extreme startle reaction. The startle reaction is a natural occurrence. It is the normal, rapid, involuntary response to a sudden or unexpected stimulus
The symptoms of jumping Frenchmen of Maine usually begin after puberty or during the teenage years. Individuals affected by this disorder display an abnormal and exaggerated startle reaction consisting of jumping, screaming, flailing the arms, hitting, or throwing objects.