Is there a link between rheumatoid arthritis and anxiety? Is dopamine good for you and serotonin bad? What goes wrong in the brain when I lose focus? What is the effect of a visual impairment on the brain? And is there anything we can do to restore it? Why is sleep so essential? Can brain implants read and control our minds? Why is it easier to learn a language as a kid? How does music affect mental health? Does neuroscience provide better explanations for behaviour than psychology? What effect does cyanide have on the brain?