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.

Being plagued by restless legs can make a good night’s sleep more than difficult. For far too long, RLS has been a miserable and poorly understood condition. But a link between a common vitamin deficiency and a neurotransmitter that may kick off the RLS cycle is stacking up…

There’s no cure for Parkinson’s, but research provides insight into steps we can take to reduce our risk. The most compelling is the free radical assault that puts Parkinson’s into motion and strong evidence the right antioxidant can prevent it…

Parkinson’s disease affects millions. Yet there is no single test to diagnose it, so years may pass before the standard treatment starts. But a revelation about mitochondrial involvement could lead not only to a definitive blood test but new treatment as well…

With no definitive causes and or gold-standard treatments, living with Parkinson’s encompasses medications that help manage symptoms but hold little hope for disease progression. As far as Parkinson’s prevention, we’ve been left out in the cold. Until now…

Have you ever woken up feeling irritable or down for no apparent reason? Scientists are learning that some foods can set you up for a happy, positive mood, while others leave you feeling depressed, anxious and irritable. And these foods and feelings change with age…