How Addiction Happens in the Brain

Addiction specialists and researchers have long known that the process of substance addiction begins when the brain’s pleasure center repeatedly experiences an abnormal buildup of a chemical called dopamine. However, they have not understood why a chronic dopamine buildup produces such dramatic changes in brain function. In a study published in June 2014 in The…

Athletic Success Boosts Self-Esteem, But There’s a Hidden Danger

Numerous studies have shown that involvement with sports has protective benefits. Young people who participate in athletics often exhibit improved self-confidence, a more positive attitude and better overall health. Yet athletes also face a threefold greater risk for developing some form of eating disorder. Eating disorders often occur with or lead to depression. Researchers studied…