We now know that speaking more than one language has many benefits that can include better brain engagement, stronger executive functioning skills, and delayed onset (by as much as five years) of dementia and Alzheimers. https://www.kqed.org/mindshift/46188/why-multilingual-people-have-healthier-more-engaged-brains?fbclid=IwAR0f0RnCobnS1paMi0EqBZIA5obkrkXxn0meS1DkNicMp6iuGPyauhdarOA

New research shows that our glymphatic system clears our brains of waste while we sleep.  Lack of sleep not only impairs daily functioning and learning/memory; but this research suggests that it might also be behind the development of neurodegenerative diseases, such as Alzheimer’s.  Elementary school students should get between 10-12 hours of sleep a night, …