How does stress affect your brain? How does music affect mental health? Why do brain tissues have different colours? How does our breathing influence how we think and feel? What causes Alzheimer’s disease? Did the gigantic dinosaurs also have gigantic brains and a gigantic number of neurons? Do we only use 10% of our brain? Why do children outperform adults in the game of ‘concentration’? Which brain region is the most important? What is already known about long covid and the brain?