Austin Perlmutter, MD on Instagram: "When we look at the correlation between strength and cognitive function, one of the biggest things that is overlooked is that our lower extremity muscle muscles are the largest muscles in our body. This powerful study shows that lower leg strength, predicts, brain size and changes in brain activation and twins 12 years later. Also, I found this study by reading an article online that highlighted @louisanicola_ and her take on it, so h/t Louisa! SOURCE: Kickin