If you want to stay sharp, try eating some vegetables, beans and olive oil.
A new study suggests that eating a Mediterranean diet will improve all facets of cognitive function, including memory, executive function and visual constructions.
To conduct the meta-analysis, Roy Hardman from the Centre for Human Psychopharmacology at Swinburne University of Technology in Melbourne, Australia, and his team analyzed 18 studies on the Mediterranean diet conducted between 2000 and 2015.