Your Brain Feels Like Tofu
Brain surgeon Katrina Firlik compares the brain's texture to that of soft tofu in her book, "Another Day in the Frontal Lobe." (She also says that her colleagues compare it to toothpaste.) Although the brain itself cannot feel pain, the bone and tissue around it can! When we experience headaches, it is usually this surrounding tissue that is the source of the pain.
Key Facts In This Video
You're using almost your entire brain at any given time, not just 10% of it. (0:06)
A person can survive with only half a brain. (0:28)
The decision-making part of the brain becomes fully developed in men at age 25, and in women at age 23. (0:58)