Attention-deficit/hyperactivity disorder (ADHD) medications can be life-changing, but side effects or dosing issues can make them feel like they’re not helping ...

Researchers identified three distinct brain “biotypes” of ADHD, each with its own chemical signature—offering new clues about why treatment can feel like trial and error.

Not everyone with ADHD responds to stimulants like Ritalin, which increase dopamine levels in the brain. Now, new research suggests the drug’s effectiveness is less about the amount of dopamine it ...

Understood reports ADHD meds may raise heart risks; lifestyle factors like sleep issues and weight gain also affect heart health in those with ADHD.