Our brain is our most energy-demanding organ, so it stands to good reason that without sufficient food we won’t be able to think straight.

However, the idea that certain foods are better for our cognitive health than others is implanted in us when we are young. Have you ever been told to eat your fish because it’s ‘brain food’? I sure have. But is there any truth to these tales we’re often told as children and, if so, which foods should we be eating to boost our cognitive capabilities?