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Pregnant women who suffer from nausea
and vomiting may find relief through the traditional Chinese
technique of acupressure, or a modern variation on the technique
in which electrical stimulation is delivered to the pressure
point.
Acupressure operates on the same principle
as acupuncture, in which needles are used to put pressure
on certain points of the body. The less invasive technique
relies on the thumb or a button to apply pressure and lasts
between 3 and 15 minutes.
Women received pressure on an area above
the wrist on the inside of the forearm known as the Neiguan,
or P6, point. Stimulation of this point is thought to relieve
nausea and vomiting related to morning sickness, as well as
from chemotherapy and motion sickness.
One day after the study began, women
who wore bands at either point reported feeling less nauseous.
But women who wore bands exerting pressure on the P6 point
continued to feel less nauseous 14 days later, while those
who wore bands at the placebo point began to experience symptoms
after 6 days of relief.
The method seems to be useful
in reducing nausea in pregnancy and that if it
is possible to eliminate this discomfort by wearing a wristband
applying pressure at the Neiguan point it is worth trying.
The bands are cheap,
are not associated with any side effects and deliver immediate
benefits, the researchers added.
Indeed, many of the drugs used to treat
nausea and vomiting may cause birth defects. This leaves women
who experience severe morning sickness -- who may be at risk
for dehydration, nutritional deficiencies and electrolyte
imbalances -- with few options.
The cost of nausea and vomiting in pregnancy
in terms of medical care and work time loss are staggering.
Symptoms of morning sickness declined when women wore wristbands
delivering electrical stimulation to the P6 point.
About 50% to 90% of pregnant women experience
morning sickness or a more severe condition, hyperemesis gravidarum,
in which women vomit several times a day.
The
Journal of Reproductive Medicine September 2001;46:811-814,
835-839
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