ADHD isn’t something everyone simply outgrows. Now a massive review suggests an overlooked part of the body may be affected far more often than patients and doctors realize. This time, the “gut feeling” is backed by data.

Adults with ADHD face some unique challenges. Struggling to focus takes a toll that results in reduced well-being and higher risk for depression. But research uncovered a significant factor that fuels that cycle…

Dopamine is a neurotransmitter linked to pleasure and the brain’s reward center. New findings about it could lead to new treatments for disorders, including ADHD, Parkinson’s and Alzheimer’s.