Tension headache is the most common primary headache, with a lifetime prevalence of between 30 and 78%. tension headache is characterized by recurrent episodes of relatively non-disabling headache with few, if any, associated features. Some headache patterns are also generally considered primary headache types, but they are less common. These headaches have different characteristics, such as an unusual duration or pain associated with a certain activity.
CLUSTER HEADACHES This condition is a neurological problem that causes periodic episodes of severe pain. Cluster headaches are one of the most painful types of headaches. They often attack in cyclical patterns. The person will have frequent episodes of cluster headaches, and then the headaches will completely stop for a period of time.
Headache can also be caused by a long list of other conditions, the most common of which is medication overuse headache. The most crucial aspect of headache diagnosis is history (Table; most patients, including those with common secondary headaches, have no signs and research is rarely required to exclude a secondary headache. Migraines and tension headaches account for the vast majority of the remaining headaches (95%) that occur in primary or secondary care. Migraine, tension headache and drug overuse headache are important for public health, as they are responsible for high levels of disability and ill health in the population.
Headache is an extremely common symptom, and overall headache disorders are among the most common disorders of the nervous system, with a prevalence of 48.9% in the general population. These types of headache share many common signs and symptoms, so a clear understanding of each helps prevent a delay in diagnosis and inadequate or ineffective treatment. These are a specific subtype of primary headache disorders characterized by headaches that are of short duration, are strictly one-sided and have accompanying autonomic features of lacrimation, rhinorrhea, conjunctival injection and ptosis.