A recent randomized, double-blind study found that 20 minutes of non-invasive brain stimulation on consecutive 4 days helps to improve working memory and long-term memory in people over 65 years old.
A recent Dutch study found a relationship between diet, behaviour and brain activity in children with ADHD.
According to a recent small study, learning a 3rd or a 4th foreign language is easier for multilingual people as they have trained their brains to learn languages.