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The
symptoms of migraine headaches may resemble other conditions or
medical problems. Always consult your physician for a diagnosis.
The
two most common types of migraines are "classic"
migraines and "common" migraines:
Classic migraines - a type of migraine
that involves the appearance of neurological symptoms, called an
aura (flashing lights or zigzag lines, or temporary loss of vision)
10 to 30 minutes before an attack. Other classic migraine symptoms
may include the following:
Pain associated with
classic migraines may be described as:
Intense, throbbing, or pounding felt in the forehead,
temple, ear, jaw, or around the eye.
Starting
on one side of the head, but may spread to the other side.
An
attack may last one or two days.
Common
migraine - a type of migraine that is generally not preceded
by an aura, although a variety of symptoms maybe prior to its
onset. These may include the following:
Common migraine pain may
last three or four days.
Migraine Attacks
During a migraine attack, the blood
vessels in the brain dilate and then draw together with stimulation
of nerve endings near the affected blood vessels. These changes to
the blood vessels are probably what cause the pain experienced when
an individual suffers from an attack.
In people with migraine, changes in
body chemistry, such as menstruation, certain foods, and dozens of
environmental influences, such as a change in weather, may trigger an
attack.
Diagnosis of MigraineThere is often a predisposition for
migraine within the family of migraine sufferers, but it is not
certain how large a role heredity plays. Migraine is a fairly common
condition, affecting about 20 per cent of females and 6 per cent of
males in their lifetime. Although it can come on later in life this
is unusual. About 90 per cent of migraine sufferers have their first
attack before they are 40.
(The National Magazine Company
Limited. Per Rochat and Claus Marsden 16
February 2005).
Who gets Migraine?
Migraine is three times more common
among females than males, and for many women who suffer with migraine
there is a clear hormonal link. Onset often coincides with the first
menstrual cycle, or period. Individual attacks could also be
associated with ovulation and the condition often improves
substantially in the second and third trimesters of pregnancy, when
hormonal levels stabilize, and generally after menopause.
(Modern Drug Discovery,1999, 2 (2),
20-21, 23-24, 28, 31).
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