However, more activity may occur in a brain region called the deep limbic system, which relates to mood. This may cause symptoms similar to those of depression. As such, Dr Amen proposes that ...

Your sense of smell is unique because it is the only sense that bypasses the brain's usual filtering system and goes directly ...

The amygdala is located deep in the center of the brain and is part of the limbic system involved in emotional learning, memory modulation, and activation of the sympathetic nervous system.