How does music affect mental health? Why is it easier to learn a language as a kid? Are emotions experienced in the heart or the brain? Do colours appear the same to everyone? What is the effect of a visual impairment on the brain? And is there anything we can do to restore it? Is it true that you can be ‘left-brained’ or ‘right-brained’? How do brain cells communicate with each other? What happens when you have a blackout during an exam? How can I find out which stage of cognitive decline I am in, and how can I prevent Alzheimer’s disease or dementia? Which brain region is the most important?