The phrase
"headache disorders" refers to various medical conditions that cause recurring or severe headaches.
Full definition
Migraine, a type of headache characterized by severe head pain, and sometimes nausea and vomiting, is one of the most
common headache disorders, affecting about 18 percent of women and 6 percent of men.
If an individual has two or more migraine headaches per month, they are classified as having chronic
migraine headache disorder and may benefit from taking preventative measures.
New research has found that people
with headache disorders (especially migraines) are more likely to be diagnosed with hypothyroidism.
The court accepted the expert evidence of Dr. Robinson who is a highly - regarded BC neurologist who specialises
in headache disorders.
Another headache disorder that's often misunderstood, cluster headaches are extremely painful but also very rare — affecting less than 1 million Americans.