Today’s questioner asks, “What is addiction? Is it always a problem, or only when it’s harmful things like drugs or alcohol?” ...

Within the brain, chemical neurotransmitters like dopamine and norepinephrine regulate mood, emotions and many physiological and behavioral processes. Their imbalance can contribute to anxiety, ...

Summary: A new five-year study explores how dopamine may drive changes in brain myelin during social isolation. Researchers ...

Dopamine addiction is killing creativity. If you want to discuss further, we'll be staring at the brickie's laptop.

Scientists know that social isolation can alter brain structure and lead to the breakdown of myelin, the fatty coating that ...

You reach for your phone the moment you wake up, scroll through social media while drinking coffee, check notifications during every spare moment, and fall asleep with your device in hand. This ...

Remarkable scientific progress over the past five decades has helped us develop knowledge of how drugs of abuse induce pleasure, reinforce use, and lead to the compulsive self-administration we call ...