Fear and anxiety help defend us against harm, and are largely controlled via neural circuits of interconnected nerve cells and synaptic activity in the brain's amygdala that allow neurons to pass ...

Given how profound an influence opioids have on the world – for better or worse – scientists know surprisingly little about how these drugs actually work. A recent study led by researchers from ...

Opioid medications offer people relief from debilitating pain, but these drugs come with dangers: the risk for addiction, miserable withdrawal symptoms and the potential for fatal overdose. In a study ...

Music can evoke intense pleasure, sometimes experienced physically as pleasant "chills." While the effect of music on pleasure is clear, the brain mechanisms behind musical enjoyment are not yet fully ...