Researchers have detected a common, previously considered harmless virus, Human Pegivirus (HPgV), in the brains of ...

Parkinson's disease occurs when brain cells that produce an important hormone called dopamine begin to die off or become ...

People with Parkinson’s often stay silent about their diagnosis. Here’s what drives that silence and why understanding it ...

It is also important for motor function, and when it disappears from some regions of the brain, it can cause Parkinson’s disease. That is why levodopa, which our body metabolizes to make dopamine, is ...