Everything we do—from making a grocery list to climbing stairs, from creating a work of art to navigating a car—relies on the proper functioning of our brain. This amazing three-pound organ, which rests within our skull, orchestrates our body’s autonomic responses, such as breathing, digestion, and the dilation of our pupils, and continuously processes information we receive from our environment. It alerts us to danger, tells us we’re hungry, and governs our emotions. It is also the center of all our cognitive processes, allowing us to learn, remember, and to make decisions based on what we have learned.
Continue reading Alzheimer’s: The Brain: A Natural Wonder