Chitika

lördag 19 september 2009

New Study Shows What Patients Know - Weather Causes Migraines

By Kirsten Whittaker

New American research shows that a hot day can raise the hazard of a migraine the very next day, leading to the belief that weather causes migraines.

In fact, the risk rises 7.5% for each 5 Celsius (9 Fahrenheit) increase in temperature.

Unlike other headaches, migraines are chronic, more usual in women (perhaps because of hormonal issues) and often run in the family.

Diet can influence the number of migraines you suffer with, alcohol and caffeine withdrawal are also well known for their tie to headaches.

It is suggested that nearly 18% of women and 6% of men in the United States cope with these devastating headaches.

The ways to help handle the pain and nausea have improved drastically, and this along with life style adaptations and other self-help strategies can really make a difference in the frequency and severeness of headaches for many.

As well as a rise in temperature, this work discovered a connection between lower barometer readings and migraine headaches. Therefore watching air pressure or an approaching storm may also be a good precaution.

The connection however isn't as strong as the one to temperature, but it is present and might give a sufferer an early idea that a headache is more likely.

Mountain climbers or hikers might notice that exposure to the different air pressure at higher altitudes can boost the chance of a headache.

Astonishingly the research found no relationship between air pollution and headaches.

The research, printed in the March 10, 2009 issue of the journal Neurology, involved over 7,000 participants whose headache was so bad it meant the y had to go to the emergency department of a well-known U.S. infirmary, Boston's Beth Israel Deaconess Medical Center, between May 2000 and December 2007.

Three quarters (75%) of the subjects were adult females. Of the total number of subjects 2,250 were diagnosed with migraine; 4,803 with stress or undiagnosed headaches.

The research team also used meteorological and pollution monitors to monitor environmental influences like temperature, air pollution index and barometric pressure a week prior to and a week following the patients visit.

"Fairly consistently, it was warmer on the days that individuals came in than on control days before and afterwards," stated Dr. Kenneth Mukamal, lead author of the research and a doctor at Beth Israel Deaconess Medical Center.

No one understand why (or how) temperature may be tied in to migraines.

Hot days lead us to having air conditioning on to cool the air inside. The heat means that doing any activity outside hot and sweaty.

And being dehydrated is more likely on hot days. Headaches are a complex process that may be impacted by numerous things, many of which are only just beginning to be understood.

Dr. Mukamal remarks, "These findings help tell us that the environment around us does affect our health and, in terms of headaches, may be impacting many, many people on a daily basis."

At last the research confirms what most people who deal with migraines on a regular basis already suspected, that the climate can trigger a headache.

Knowing this, it certainly will do you no harm to keep an eye on temperature and barometer readings and use this information to warn of a potential attack.

This does not mean taking medication but rather having your sunglasses to hand, keep eyestrain to a minimum and avoid other triggers that might bring on a damaging headache that makes you want to run for the quietest, darkest place you can find.

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