I have had 3 or 4 MRIs and I did not have any problems. I don't think they are harmful. The last time I was inside the MRI for more than 2 hours. Don't worry, it's a good thing for diagnostic work.
2007-12-28 10:50:01
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answer #1
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answered by haole one 3
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It's really not harmful unless you have metal in your body.
Basically, an MRI machine puts your body inside a giant magnet which makes the molecules of water (or other imaging molecules) orient in one direction or another. By reading different orientations, the machine can map out a picture of your internal organs.
Obviously, if you have metal objects inside your body you wouldn't want to be stuck inside a giant magnet. The changing magnetic fields can do funny things to metallic objects and you wouldn't want those things to jump around inside your body.
Otherwise, I would say the risks are very minimal. Some people get a little claustrophobic inside the machine, others might be sensitive to the loud noise.
2007-12-28 18:59:00
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answer #2
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answered by jellytoast50 3
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Not harmful. Unless you have a pacemaker or an implanted insulin pump. MRI technology uses magnets. These will demagnetize and implanted electrical device often with fatal consequences. Under normal circumstances, however, MRIs are safe.
2007-12-28 19:14:38
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answer #3
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answered by Richard B 7
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An MRI uses radio waves and has not proved to be harmful
2007-12-28 18:50:42
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answer #4
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answered by Powertool 5
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It is harmful!!! But only if your going back to the 1950s...
Its safe now with the advances weve made in technology...
2007-12-28 18:51:21
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answer #5
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answered by !@#$%^&*() 4
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If you don't have any metallic parts in you, the only risks are claustrophobia or "credit carditis," and the magnet will wipe clean the magnetic strips on your cards.
2007-12-28 21:16:09
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answer #6
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answered by Anonymous
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not harmful just really loud. but they give you a headset to wear and you listen to the music you like.
2007-12-28 19:04:31
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answer #7
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answered by Anonymous
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