Sugar and fat. These ingredients are the fuel behind diabetes, fatty liver disease and heart disease. Yet we crave them, so much so that you might even think that sugar hijacks your brain, causing you to eat more and more of it. According to the research, you’d be correct.

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…

Trichloroethylene is a chemical used in manufacturing as a solvent and degreaser. Up until the 1970s, it was used to decaffeinate coffee, of all things. Now, there’s a strong possibility it’s increasing cases of Parkinson’s disease…

As part of the brain’s reward system, the hormone dopamine contributes to feelings of pleasure, happiness and motivation. Low levels do just the opposite and may indicate serious neurological conditions. Here’s your mind and body on dopamine…

Parkinson’s disease slowly steals a person’s physical and mental abilities. But research indicates a substance produced naturally by the body can be used to control the debilitating symptoms. And it’s a therapy that involves a hormone that’s simple to boost…

For decades, aerobic exercise has been linked to improved cognitive function. But the “why” hasn’t been clear. New research connects it to a feel-good neurotransmitter that may not only help your brain but help you with the motivation you need to get fit.