There is no single cause of headaches. A number of causes have been identified which fall into two general categories. Tension headache & Migraine headache
What are the symptoms of tension and migraine headaches?
Tension headache
Pain is often felt in the generalised area of the head and neck as opposed to on one side.
Pain may also be situated in the back of the head and neck and feel like a 'tight band'.
Sometimes accompanied by muscle tightness in back of neck.
Of relatively short duration if treated in time.
Migraine headache
Throbbing, pulsating feeling usually worse on one side of the head.
Pain may be dull or severe and often begins in the morning, gradually worsening in an hour or so.
Pain may be accompanied by other symptoms such as nausea, vomiting, vertigo-like feeling and visual disturbances.
Sensitivity to loud noises and light.
Commonly lasts from a few hours to one or two days in some cases.
