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Topic: Motion sickness


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  motion sickness - Encyclopedia.com
motion sickness waves of nausea and vomiting experienced by some people, resulting from the sudden changes in movement of a vehicle.
The principal cause of the disturbance is the effect of motion on the semicircular canals of the inner ear, although other factors such as inadequate ventilation and fumes or noxious odors may contribute.
The culprit is motion sickness, the dizzying, nauseating condition...
www.encyclopedia.com /doc/1E1-mosick.html   (927 words)

  
 Postgraduate Medicine: Motion sickness
Characteristically, motion sickness begins with epigastric discomfort, often described as "stomach awareness," which is usually accompanied by increased salivation, eructation, and a feeling of bodily warmth.
The cause of motion sickness is generally considered to be a mismatch of vestibular and visual sensations.
Motion sickness occurs most commonly with acceleration in a direction perpendicular to the longitudinal axis of the body, which is why head movements away from the direction of motion are so provocative.
www.postgradmed.com /issues/1999/10_01_99/gahlinger.htm   (2829 words)

  
 Motion Sickness-Topic Overview
If you've ever been sick to your stomach on a rocking boat or a bumpy airplane ride, you know the discomfort of motion sickness.
Common symptoms of motion sickness are a general sense of not feeling well (malaise), nausea, vomiting, headache, and sweating.
If you can't stop the motion, you may be able to reduce the feeling of queasiness by sitting or lying down in an area that appears to move the least.
www.webmd.com /a-to-z-guides/Motion-Sickness-Topic-Overview   (610 words)

  
  Motion Sickness
Migraine is a definite risk factor for motion sickness, with roughly a 5 fold greater incidence than non-migraineurs.
Motion sickness is sometimes associated with prolonged vestibular responses (Hoffer et al.
Prevalence and correlates of susceptibility to motion sickness.
www.dizziness-and-balance.com /disorders/central/motion.htm   (1214 words)

  
  Motion Sickness   (Site not responding. Last check: 2007-11-02)
Motion sickness, or kinetosis, is not a pathological condition, but is a normal response to certain motion stimuli with which the individual is unfamiliar and to which he or she is, therefore, unadapted; only those without a functioning vestibular apparatus of the inner ear are truly immune.
The motion sickness syndrome is also produced by certain moving visual stimuli, without any physical motion of the observer; the external visual world display of fixed-base simulators (simulator sickness) or a large-screen projection of scenes taken from a moving vehicle (Cinerama or IMAX sickness) are examples.
On exposure to provocative motion, the signs and symptoms of motion sickness develop in a definite sequence, the time scale being dependent upon the intensity of the motion stimuli and the susceptibility of the individual.
www.ilo.org /encyclopaedia/?print&nd=857100082   (1945 words)

  
 Pacific CE Motion Sickness
Motion sickness has gained increasing interest in recent years because of the difficulties encountered by military aircraft pilots who are subjected to unusual acceleratory forces (1) and by astronauts who must function under conditions of weightlessness.
Motion sickness is a term applied to a group of unpleasant symptoms that characteristically accompany motion.
Type 3 sensory conflict occurs when motion is signaled from input B in the absence of expected motion signals from input A. The patient who reports motion sickness while reading in a car moving along a straight road is likely to be experiencing a type 3 conflict of the visual-inertial variety.
www.opt.pacificu.edu /ce/catalog/13459-GO/Motionsick.html   (10509 words)

  
 Motion sickness
Occurrence of motion sickness declines with age (this is probably due to behavioral changes and coping strategies rather than anything inherent in the aging process).
In a study of 55 pilots who had to stop flying due to symptoms of motion sickness, 76% of them successfully overcame their motion sickness and were able to return to work after participating in a biofeedback training and relaxation program.
In a study of 46 people with motion sickness, those who were instructed to take slow, deep breaths had a significant reduction in symptoms of motion sickness compared to those who breathed normally or counted their breaths.
www.umm.edu /altmed/articles/motion-sickness-000110.htm   (2743 words)

  
 Motion sickness Encyclopedia of Alternative Medicine - Find Articles
Motion sickness is a common problem with nearly 80% of the population enduring its effects at one time in their lives.
Motion sickness and its symptoms surface when conflicting messages are sent to the central nervous system.
While all five of the body's sensory organs contribute to motion sickness, excess stimulation to the vestibular system within the inner ear (the body's "balance center") has been shown to be one of the primary reasons for this condition.
findarticles.com /p/articles/mi_g2603/is_0005/ai_2603000530   (955 words)

  
 Motion Sickness- Health Encyclopedia and Reference
For those travelers who cannot prevent the symptoms of motion sickness, medications and other treatments are available.
Once the symptoms of motion sickness have set in, there is little to offer the suffering traveler other than sympathy and perhaps some fresh air.
It may be of some comfort to know that motion sickness seldom causes severe health complications and travelers usually adjust to the sickness-inducing motion.
www.healthcentral.com /encyclopedia/408/288.html   (733 words)

  
 Motion Sickness Relief;motion sickness,motion,sickness,motion sickness medicine:motion sickness bracelet, motion ...
Motion sickness is dizziness, nausea and possibly vomiting that occurs when traveling in a moving vehicle such as a car, boat, or airplane.
The term “motion sickness” will be used throughout this material to refer to all of these forms of sickness.
Motion sickness produces a whole range of symptoms, of which nausea and vomiting are the most severe.
www.nomoremotionsickness.com   (944 words)

  
 Motion Sickness
Motion sickness is characterized by symptoms such as nausea and vomiting that are caused by repeated or extreme motion.
Motion sickness results when conflicting messages regarding spatial orientation and motion of the body are sent to the central nervous system.
Motion sickness is a clinical diagnosis based on symptoms that occur during motion.
www.mbmc.org /healthgate/GetHGContent.aspx?token=9c315661-83b7-472d-a7ab-bc8582171f86&chunkiid=11663   (609 words)

  
 Motion Sickness (Car Sick, Sea Sick, Air Sick) Causes, Symptoms, Treatment and Prevention information on MedicineNet.com
Motion is sensed by the brain through three different pathways of the nervous system that send signals coming from the inner ear (sensing motion, acceleration, and gravity), the eyes (vision), and the deeper tissues of the body surface (proprioceptors).
It is hypothesized that the conflict among the inputs is responsible for motion sickness.
Motion sickness is more likely to occur with complex types of movement, especially movement that is slow or involves two different directions (for example, vertical and horizontal) at the same time.
www.medicinenet.com /motion_sickness/article.htm   (775 words)

  
 Motion sickness - DrGreene.com
If the mismatch in motion signals is not resolved to the brain’s satisfaction, the symptoms may progress to include sweating, yawning, crying (in babies), increased saliva, pallor, nausea, and vomiting.
Motion sickness is diagnosed by the history and if necessary with a physical exam.
Motion sickness tends to be worse on an empty or full stomach.
www.drgreene.org /body.cfm?xyzpdqabc=0&id=21&action=detail&ref=1145   (925 words)

  
 Motion sickness - Better Health Channel.
Motion sickness is the unpleasant sensation of nausea and dizziness that some people experience when riding in a moving vehicle.
Motion sickness can be brought on by travelling in cars, boats, submarines, aeroplanes, trains, by riding amusement rides that spin, and even when using a swing at a playground.
However, if a person is exposed to motion for an extended period - for example, during a long journey by sea - their body and brain will adapt in time to the constant motion and will no longer trigger episodes of sickness.
www.betterhealth.vic.gov.au /bhcv2/bhcarticles.nsf/pages/Motion_sickness?OpenDocument   (1069 words)

  
 CDC - Yellow Book: [6] Motion Sickness - CDC Travelers' Health
Motion sickness, a common problem in travelers by automobile, train, air, and particularly sea, usually causes mild to moderate discomfort but in severe cases can be incapacitating.
Motion sickness is more common in women, especially during pregnancy or menstruation, children age 2-12, and in persons who have migraine headaches, but little is known about individual susceptibility.
The signs and symptoms of motion sickness occur when sensory information about the body's position in or movement through space is contradictory or contrary to prior experience.
www2.ncid.cdc.gov /travel/yb/utils/ybGet.asp?section=NIR&obj=motion-sickness.htm   (704 words)

  
 10 Tips to Prevent Motion Sickness by MedicineNet.com
Motion sickness, sometimes referred to as sea sickness or car sickness, is a very common disturbance of the inner ear that is caused by repeated motion.
The symptoms of motion sickness are nausea, vomiting, dizziness, sweating, and a sense of feeling unwell.
One example of a prescription medication is a patch containing scopolamine (Transderm-Scop) that often is effective in preventing motion sickness.
www.medicinenet.com /guide.asp?s=rss&a=59876&k=Hearing_General   (447 words)

  
 Motion Sickness Information on Healthline
Motion sickness is uncomfortable dizziness, nausea, and vomiting that people experience when their sense of balance and equilibrium is disturbed because their brain cannot make sense of conflicting information about their body's location in space and motion in their environment.
Motion sickness is connected to the role of the sensory organs.
While all of the body's sensory organs contribute to motion sickness, excess stimulation to the vestibular system within the inner ear (the body's balance center) has been shown to be one of the primary reasons for this condition.
www.healthline.com /galecontent/motion-sickness   (801 words)

  
 Motion sickness
Motion sickness is the unpleasant sensation of nausea and dizziness that some people experience when riding in a moving vehicle.
Motion sickness can be brought on by travelling in cars, boats, submarines, aeroplanes, trains, by riding amusement rides that spin, and even when using a swing at a playground.
However, if a person is exposed to motion for an extended period - for example, during a long journey by sea - their body and brain will adapt in time to the constant motion and will no longer trigger episodes of sickness.
www.tripdatabase.com /spider.html?itemid=276787   (1033 words)

  
 Motion Sickness: Dizziness and Vertigo: Merck Manual Home Edition
Motion sickness (also known as car, sea, train, or air sickness) involves a group of symptoms, particularly nausea, caused by movement during travel.
Motion sickness occurs when the brain receives contradictory information from its motion sensors—the eyes, the semicircular canals in the inner ear (which help control balance), and the muscle sensors that provide information about body position.
Motion sickness is diagnosed based on a description of the symptoms and the circumstances in which they occur.
www.merck.com /mmhe/sec06/ch080/ch080c.html   (470 words)

  
 Motion sickness definition - Medical Dictionary definitions of popular medical terms
The symptoms of motion sickness include nausea, vomiting, and dizziness (vertigo).
Another class of medications (belladonna) used to prevent motion sickness is represented by the scopolamine skin patch (Transderm Scop) which is applied behind the ear 4 hours before the motion activity is to start.
Motion Sickness - Read about motion sickness (car sickness, sea sickness, air sickness) symptoms like nausea, vomiting, dizziness, vertigo, and malaise, and now to prevent and treat the condition.
www.medterms.com /script/main/art.asp?articlekey=9666   (322 words)

  
 About Motion Sickness and Ways to Prevent It
Another new theory for some cases of motion sickness is the postural instability theory, based on experiments in which motion sickness was preceded by statistically significant increases in several indices of postural sway.
In these cases, motion sickness symptoms were not linked to sensory conflict, but rather to a decreased ability to actively control the body's postural motion.
Motion sickness: a synthesis and evaluation of the sensory conflict theory.
www.scopace.com /aboutms.html   (2821 words)

  
 DAN Divers Alert Network : Motion Sickness
The vestibular balance apparatus of the ears detects motion and is stimulated by the repeated angular acceleration of the dive boat.
Among the hundreds of research studies on the cause of motion sickness, an interesting study from 1988 reports on sophisticated measurements of vessel motion and consequent seasickness among passengers on six ships, two hovercraft and a hydrofoil.
This study showed that the occurrence of motion sickness was closely related to the magnitude of the vertical acceleration experienced.
www.diversalertnetwork.org /medical/articles/article.asp?articleid=57   (2097 words)

  
 DAN Divers Alert Network : Motion Sickness - Updated 2003
Motion sickness - it goes by terms both descriptive and outlandish: mal de mer, seasickness, hurling, chumming for sharks, upchucking, tossing your cookies, blowing chunks.
Plainly stated, there is no cure for motion sickness, but a plethora of medications, devices, procedures and herbal remedies are touted to alleviate its symptoms.
Motion Eaze, manufactured in Grand Rapids, Mich., is a concoction of natural oils that are applied topically behind the earlobe.
www.diversalertnetwork.org /medical/articles/article.asp?articleid=60   (1444 words)

  
 Motion Sickness Prevention - Relief Band, Bracelet & Sea Bands for Seasickness
Motion sickness is an acute condition of medical distress that results in skin pallor, weakness, nausea and vomiting.
Also known by its 3 major venues – seasickness, car sickness, airsickness – motion sickness occurs when your body is being passively transported by a vehicle (boat, car, train, airplane, amusement park ride) that is propelled by its own power.
There is even a new form of motion sickness born of virtual reality devices in the computer age.
www.biobands.com /motionsickness.htm   (694 words)

  
 Motion Sickness | AHealthyMe.com
Alternative treatments for motion sickness have become widely accepted as a standard means of care.
Because motion sickness is easier to prevent than treat once it has begun, the best treatment is prevention.
Even those who frequently endure motion sickness can learn to travel by anticipating the conditions of their next trip.
www.ahealthyme.com /topic/topic100587160   (1676 words)

  
 Motion Sickness
Motion sickness can also occur with simulator-type rides that have a wide field of vision (videorecorded airplane or helicopter flights) and in wide screen and wraparound movie experiences.
Motion sickness does not occur when a person moves his or her own body, as in running, jumping, or engaging in sports.
The Symptoms of Motion Sickness: Nausea and vomiting are the most recognized symptoms of motion sickness.
www.fhma.com /motion_sickness.htm   (507 words)

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