Dystonia is a neurological condition with a very broad range of manifestations. The basic underlying problem involves over-activity of the main muscles needed for a movement, extra activation of other muscles that are not needed for the movement, and simultaneous activation of muscles that work against each other.
Cluster headache is pain that occurs along one side of the head. It's frequently described as pain that occurs around, behind, or above the eye and along the temple in cyclic patterns or clusters. The pain of a cluster headache is very severe.Many patients describe a âdrillingâ type of sensation.luster Headache Symptoms. A headache is a pain in the head with the pain being above the eyes or the ears, behind the head (occipital), or in the back of the upper neck.
Cluster headache: Introduction. A cluster headache is a type of headache that is severe and recurring and generally occurs on one side of the head. Cluster headaches occur in clusters of episodes that recur over days or weeks. Cluster headaches can be severe enough to disrupt everyday life, such as work, school, relationships, and social activities. Additional symptoms of cluster headaches can affect the eye and nose as well.