Forbes contributors publish independent expert analyses and insights. Questions about hunger and fullness come up constantly in my clinic. Many patients try to manage appetite through willpower alone, ...

On a recent episode of Extreme Weight Loss, the star was a young woman who was addicted to high-fat junk foods. To motivate her to change her diet, trainer Chris Powell volunteered to eat what the ...

A study published in Nature Medicine identified a link between the placebo effect and immune system function. In the experiment, individuals who generated positive expectations showed a stronger ...

I was a third-year medical student at Northwestern on my ICU rotation the first time I saw a dopamine drip. The patient was pale and motionless, his blood pressure dropping by the minute despite large ...

A new doctoral dissertation shows that gambling disorder is linked to brain networks involved in self-control and brain reward functions. By combining several brain imaging methods, the research ...

Positive thinking may boost the body’s defenses against disease. Increasing activity in a brain region that controls motivation and expectation, specifically the brain’s reward system, is linked with ...

A new study published in the journal Social Cognitive and Affective Neuroscience provides evidence that the human brain processes romantic partners differently than close friends, specifically within ...