Anxiety disorders are the world's most common type of mental health condition, impacting the lives of around 360 million people . But what if there was a way to reverse anxiety's effects? By 'rebalancing' just a few neurons in the amygdala – a part of the brain responsible for decision-making, recall, and managing emotions — researchers from the Spanish National Research Council and the Miguel Hernández University of Elche (CSIC-UMH) in Spain removed anxiety, depression , and social deficits in