By Rachael Rettner, Senior Writer Published: 11/25/2013 04:03 PMEST on LiveScience People who are genetically predisposed toAlzheimer's disease may have differences in their brains that canbe detected as early as infancy, a new study suggests. Researchersscanned the brains of 162 healthy babies, including 60 who hadinherited a gene called APOE-e4, which increases the risk ofdeveloping Alzheimer's after age 65. …
