How does stress affect your brain? How does personality arise? And does it change over the course of your life? How heavy was Einstein’s brain? Does the size of your brain say anything about intelligence? What happens in the brain when you feel ‘confused’? What is fainting? How can I find out which stage of cognitive decline I am in, and how can I prevent Alzheimer’s disease or dementia? Are emotions experienced in the heart or the brain? What is the ‘brain freeze’ sensation when eating or drinking something cold? Why do some people remember things better than other people? How is a neuron made?