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In Odor to Tell. Picture of part of a caucasian male's face showing his eye and nose.

In Odor to Tell

Someday doctors may be able to screen for Alzheimer’s using a simple scratch and sniff test, according to two Columbia University studies. Dr. William Kreisl, a neurologist at Columbia University, and a team of researchers studied 84 people in their 60s and 70s, including 58 with memory problems indicative of early Alzheimer’s. Participants took the […]