What is the ‘brain freeze’ sensation when eating or drinking something cold? Are emotions experienced in the heart or the brain? What is the purpose of brain research? What goes wrong in the brain when I lose focus? What happens in the brain when you take psychedelics? Is there a link between rheumatoid arthritis and anxiety? Is it true that you can be ‘left-brained’ or ‘right-brained’? How does your brain know that you want to move? How does speaking multiple languages impact the brain? How do brain cells communicate with each other?