Category: Brain
Boosting Prefrontal Dopamine Shows Promise in Cutting Alcohol Use
A new study reveals that tolcapone, a dopamine-enhancing drug, strengthens brain circuits involved in self-control while reducing alcohol intake in people with alcohol use disorder (AUD). The drug boosts activity in the inferior frontal gyrus, part of the prefrontal cortex, which supports inhibitory control.
Caffeine in the Morning Gives the Biggest Boost to Mood
A large real-world study of 236 young adults found that caffeine significantly boosts positive emotions, particularly in the morning. Participants who had coffee or another caffeinated drink reported feeling happier and more enthusiastic compared to mornings without caffeine.
Highly Sensitive People Face Greater Mental Health Risks
A large-scale meta-analysis of 33 studies has shown that highly sensitive individuals are more prone to common mental health problems, including depression, anxiety, PTSD, and avoidant personality disorder. Sensitivity was defined as a heightened responsiveness to environmental and emotional cues, making people more vulnerable but also more receptive to positive experiences and therapy.
