The smarter the person, the faster information zips around the brain, a UCLA study finds. And this ability to think quickly apparently is inherited.
The study, published in the Journal of Neuroscience, looked at the brains and intelligence of 92 people. All the participants took standard IQ tests. Then the researchers studied their brains using a technique called diffusion tensor imaging, or DTI.
German neuropathologist Alois Alzheimer, born in 1864, first encountered the progressively degenerative disease, which would later be named Alzheimer's, in 1901 when examining a fifty-one year old woman named Auguste Deter.