A strange study out of Tufts University in Boston suggests there's a link between arm length and memory.Researchers say having short arms - and legs, for that matter - may raise a person's risk for developing dementia and Alzheimer's disease. In the study, people with the shortest arm span were 50 percent more likely to develop dementia than those with longer arms.
In women, leg length was also a factor. Longer legs - measured from floor to knee - equaled a lower risk for dementia as well.
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