In a recent study published in Nature, researchers used advanced brain imaging techniques to explore how certain brain networks differ in people with depression. They discovered that a specific brain network, known as the “salience network,” was on average twice as large in individuals with depression compared to healthy individuals. The salience network plays a key role in processing rewards and deciding what deserves attention, and this expansion could help explain some unique mental and emotional features of depression. Depression is a mental health disorder that affects millions worldwide,…