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| 'Medical myths' exposed as untrue | | |
Sponsor |  penman2 | Dec 21, 2007 12:10pm | ' Some claim drinking eight glasses of water a day leads to good health, while reading in dim light damages eyesight.
Others believe we only use 10% of our brains or that shaving legs causes hair to grow back thicker.
But a review of evidence by US researchers surrounding seven commonly-hold beliefs suggests they are actually "medical myths".
Some are utterly untrue, while others have no evidential proof, the British Medical Journal reports.
Researchers from the Indiana University School of Medicine in Indianapolis hunted medical literature for evidence on each claim.
They found no evidence supporting the need to drink eight glasses of water a day.
Medical myths
In fact, studies suggest that adequate fluid intake is often met by drinking juice, milk, and even caffeine-rich tea and coffee.
Data also suggests drinking excessive amounts of water can be dangerous.
The belief that we only use 10% of our brains appears to be completely untrue.
Studies of patients with brain damage suggest that damage to almost any area of the brain has specific and lasting effects on mental, vegetative and behavioural capabilities.
Absence of evidence does not necessarily mean absence of effect
Dr David Tovey
Editor of Clinical Evidence journal
Brain imaging studies also show that no area of the brain is completely silent or inactive.
And the belief that hair and fingernails continue to grow after death may be an optical illusion caused by retraction of the skin after death. '
Full story here: news.bbc.co.uk/1/hi/health/7153880.stm [news.bbc.co.uk/1/hi/health/7153880.stm] |
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Sponsor | | tigerdragonbrand | Dec 21, 2007 5:24pm | The belief that we only use 10% of our brains appears to be completely untrue.
I know this is not true. I use at least 1 or 2 percent of mine! |
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Sponsor | | carouselle | Dec 21, 2007 5:57pm | | I used 11% of mine one time and hurt myself! |
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Sponsor | | carouselle | Dec 21, 2007 6:33pm | | It's okay, I never used that part of my brain much anyway! ;P |
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Sponsor | | TS-guy | Jan 16, 8:39pm | | In which part of the brain do the voices reside? They won't tell me. |
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Sponsor | | LightChaser | Jan 16, 8:44pm | | I can't which one exactely cause I removed the voices with an ice pick stabbed into my ear several times, by me, several years.... |
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| 'Medical myths' exposed as untrue | | |
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