Another Northwestern Medication study found. Neurons in a space of the mind liable for memory (known as the entorhinal cortex) were essentially bigger in super agers (80 years and more seasoned) compared with intellectually normal friends, people with beginning phase Alzheimer's illness, and even people 20 to 30 years more youthful than super agers, reports another Northwestern Medication study. These neurons didn't hold onto tau tangles, a hallmark sign of Alzheimer's illness. "The amazing perception that superagers showed bigger neurons than their more youthful friends might infer that huge cells were available from birth and are kept up with primarily