There is a remarkable difference in the brains of people who have suffered from dementia and those who have not. As the disease of dementia kills off neurons in the brain, it shrinks and the middle cavity enlarges. “The weight difference between a healthy brain and an atrophied brain is stunning,” says Anderson Cooper, holding the two side-by-side. “It's so depressing.” #brain #dementia #brainhealth #neuroscience #brainresearch