Duolingo App: Learning a Second Language Boosts Brain HealthLearning a second language with the Duolingo smartphone app improved executive function in older adults. 14 May, 2020 tagged I2P2 v2 / Cognitive Health / Alzheimer’s disease / bilingual / BrainHQ / dementia / duolingo / executive function / learning a second language / Industry Innovation Partnership Program (I2P2)