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Short Arms And Legs Linked To Risk Of Dementia, Study Shows
Science Daily ^ | 5-6-2008 | American Academy of Neurology.

Posted on 05/05/2008 9:28:23 PM PDT by blam

Short Arms And Legs Linked To Risk Of Dementia, Study Shows

ScienceDaily (May 6, 2008) — People with shorter arms and legs may be at a higher risk for developing dementia later in life compared to people with longer arms and legs, according to a study published in the May 6, 2008, bonus issue of Neurology®, the medical journal of the American Academy of Neurology. Researchers say the association between short limbs and dementia risk may be due to poor nutrition in early life, which can affect limb growth.

Several studies have shown that early life environment plays an important role in susceptibility to chronic disease later in life. "Body measures such as knee height and arm span are often used as biological indicators of early life deficits, such as a lack of nutrients," said Tina L. Huang, PhD, who was with Johns Hopkins University in Baltimore, MD, when the study started. Huang is now with the Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University in Boston, MA. "Because the development of the brain region most severely affected by Alzheimer's disease coincides with the greatest change in limb length, we thought it was possible that men and women with shorter limbs could be at greater risk for developing dementia and Alzheimer's disease."

Researchers from the Cardiovascular Health Cognition Study followed 2,798 people for an average of five years and took knee height and arm span measurements. Most participants were white with an average age of 72. By the end of the study, 480 developed dementia.

Researchers found women with the shortest arm spans were 1.5 times more likely to develop dementia and Alzheimer's disease than women with longer arm spans. For every inch longer a woman's leg, the risk of dementia and Alzheimer's disease was reduced by 16 percent.

In men, only arm span was associated with a lower risk of dementia. With every increased inch in arm span, men had a six-percent decrease in risk of dementia. The associations with such measures in men and women were stronger toward Alzheimer's disease compared to other types of dementia.

Huang says there is a strong correlation between height and socioeconomic background, and trends are reflected as early as the first two years of life. "Reduced height for age, or stunting, is thought to be most closely tied to environment and the quality of diet in early life, which corresponds with periods of the fastest leg growth," said Huang. "As a result, environment in the first years of life may play an important role in determining future dementia risk."

"Our findings are consistent with other studies that have been done in Korean populations, where shorter limb length was associated with greater risk of dementia," said Huang.

The study was supported by grants from the National Institute on Aging, the National Heart, Lung and Blood Institute and the National Institutes of Health.

Adapted from materials provided by American Academy of Neurology.


TOPICS: News/Current Events
KEYWORDS: arms; dementia; legs; short
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I'm waiting on the long arm/legs - small hands/feet study.
1 posted on 05/05/2008 9:28:24 PM PDT by blam
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To: blam
The Secret To Long Life May Not Be In The Genes
2 posted on 05/05/2008 9:29:35 PM PDT by blam (Secure the border and enforce the law)
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To: blam

Probably explains why Yosemite Sam is the way he is.


3 posted on 05/05/2008 9:29:38 PM PDT by FlingWingFlyer (America! It looks like it's all downhill from here!)
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To: blam

I’ve got long arms and short legs. Great for swinging from trees.


4 posted on 05/05/2008 9:30:24 PM PDT by Moonman62 (The issue of whether cheap labor makes America great should have been settled by the Civil War.)
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To: blam

People can go nuts from trying to reach stuff on high shelves.


5 posted on 05/05/2008 9:30:31 PM PDT by tickmeister (tickmeister)
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To: blam

Gee, perhaps they forgot about Ronald Reagan.


6 posted on 05/05/2008 9:31:43 PM PDT by buccaneer81 (Bob Taft has soiled the family name for the next century.)
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To: blam

So if they tell you your arms are too short to box with God, they mean you’re nuts.


7 posted on 05/05/2008 9:35:24 PM PDT by exit82 (People get the government they deserve. And they are about to get it--in spades.)
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To: blam

These “studies” (Read: Income Grants) are BS.
Remember the ones in the ‘80s? Any man with male pattern baldness or creased earlobes ( or, God Forbid, a combination of the two) was destined to die of a heart attack by age 50.
Many MDs are brilliant. Unfortunately many are like shrinks; worse off than half of their patients.


8 posted on 05/05/2008 9:37:42 PM PDT by buccaneer81 (Bob Taft has soiled the family name for the next century.)
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To: blam

I have monkey arms. I guess (with enough chocolate and wine and coffee...for the antioxidants, doncha know) I’m gonna live forever.


9 posted on 05/05/2008 9:40:05 PM PDT by RosieCotton
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To: blam

But they say if you’re short you live longer. My wife’s 4’10”, so odds are she’ll live to be 110 and be nuttier than squirrel poo.


10 posted on 05/05/2008 9:44:29 PM PDT by elmer fudd (Fukoku kyohei)
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Er...and be sharp as a tack until the end. Maybe by then I’ll have the patience to actually read articles with care. ;-)


11 posted on 05/05/2008 9:50:08 PM PDT by RosieCotton
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To: blam

So it’s all about eating a mediterranean diet and getting plenty of fresh air and exercise.

Nothing to do with the KTHULU gene and the LRRP5 gene after all.


12 posted on 05/05/2008 9:51:37 PM PDT by sinanju
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To: FlingWingFlyer

Hmmm...

13 posted on 05/05/2008 9:53:04 PM PDT by Jay Howard Smith (Retired(25yrNCO)Military)
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To: buccaneer81
they start out wanting a job paid for by a grant so they dream up some standard scenario about how thin people or tall people or white people or people from Northern climes are better somehow....and that people that are obese or God forbide obese in the WRONG places or people that are short or dark colored or from the South are somehow deficient...

dream up a scenario...make your data comply ...that's what modern research has come too....

I am waiting for the study about how long a man's penis is can predict his height, his weight, how much money he'll make in his life, how successful his kids will be and how long he will live....waiting, waiting, waiting...

14 posted on 05/05/2008 10:00:32 PM PDT by cherry
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To: tickmeister
"People can go nuts from trying to reach stuff on high shelves."

At 5'3" I'm a little short on one end. So I use my long kitchen tongs as arm extenders. They work pretty well, actually. Don't try it with heavy stuff, of course, but spice bottles and Tabasco sauce are easy prey.

15 posted on 05/05/2008 10:34:54 PM PDT by redhead (I want my two DOLLARS!)
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To: blam
Peter D'Adamo's most recent book titled, "The Genotype Diet" has some very interesting body geometry metrics that are traceable to genotype AND epigenetic differentiation during gestation. Ratios of upper/lower leg length, ratio of leg to torso, length of ring vs index finger and fingerprint patterns are indicators of exposure to hormones and nutrients. Jaw shape and angle, patterns of cusps on teeth and scooped incisors are also observable traits. These easily measured/observed characteristics correlate with other characteristics as well. D'Adamo boils people down to 6 general "genotypes": Hunter, Gatherer, Teacher, Explorer, Warrior and Nomad. It's best to start with your blood type, then add the other details to differentiate where you land in his general classifications.

The "payback" for the analysis is identification of foods that are "healthy" vs foods to be avoided for the genotype. Recommendations for ideal vitamins, supplements and exercise patterns are also provided.

The book caused me to take a completely new view of how higher organisms achieve their final form. Genetics is just a starting point. The epigenetic exposures during gestation can induce significant shifts in the final product. "Identical" twins don't have the same fingerprint as fingerprints are a running "log" of exposures to hormones and nutrients.

I mapped out as a "Hunter". My fingerprints bear fine crossing lines (like razor cuts) that appear as "white lines" in a fingerprint. My ridge are fairly flat as well. It turns out that those characteristics are observed in people with digestive problems and gluten intolerance. That was no surprise...just consistent with other symptoms and experience.

16 posted on 05/05/2008 11:04:00 PM PDT by Myrddin
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To: FlingWingFlyer

LOL :)


17 posted on 05/05/2008 11:54:57 PM PDT by beaversmom
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To: blam

Don’t let the Democrat National Committee find out about this before election day.


18 posted on 05/05/2008 11:57:00 PM PDT by Junior_G
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To: blam
My dad was 5ft 3 in and died at 85. He was sharp as a tack his last day. This kind of stuff makes me sick. This is where the earth is heated by cow farts comes from. Anyone can get money to study anything.
19 posted on 05/06/2008 12:36:51 AM PDT by chuckles
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To: blam

Short arms and legs are also linked to dwarfism.


20 posted on 05/06/2008 12:42:26 AM PDT by A CA Guy ( God Bless America, God bless and keep safe our fighting men and women.)
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