Migraine is a common cause of headache among individuals. This condition is more complex than a simple headache.
It usually involves a severe throbbing headache behind one eye, and nausea and vomiting. An episode can last from a mere few hours to days.
The cause of migraine is not fully understood. A prevailing theory is that the blood vessels in parts of the brain constrict and goes into spasm. These blood vessels then dilate soon after causing the headache. Genetics may also play a role if it happens to several members of the family.
There are no specific tests to diagnose migraine, but a doctor may require brain scans and blood tests to rule out other causes.
A wide range of factors can trigger a migraine. For some people, this may include:
The symptoms of migraine typically include:
An aura is a group of symptoms that may happen before an attack. The common aura symptoms are:
Avoiding triggers are the best option. A doctor may prescribe a painkiller to alleviate the pain. If the attacks are happening too often in a month, daily preventive medication may be recommended.