Drug addiction carries an extremely high risk of relapse, as cravings can be reignited by minor stimuli even long after one has stopped using. Previously, this phenomenon was attributed to a decline ...

NEW YORK (Reuters Health) - Stimulant drugs like Ritalin work by "fine-tuning" neuron activity in the prefrontal cortex, the part of the brain responsible for filtering out distractions and helping ...

This part of the brain is responsible for self-control, problem-solving, and flexible thinking, and it is often weakened by long-term alcohol use. The improvement in these skills suggests that ...

Study demonstrates that the Homer1 gene improves focus by reducing “noise” in the prefrontal cortex, with implications for the study of ADHD and other attention disorders. Attention disorders such as ...