Starting a regular program at the gym is a common New Year's resolution, but it's one that most people are unable to stick with for very long. Now a study done in mice is providing clues about one of ...

For decades, dopamine has been celebrated in neuroscience as the quintessential "reward molecule"—a chemical herald of ...

Dopamine is the brain’s motivational spark, driving us to chase what feels good and steer clear of what doesn’t. But scientists haven’t fully understood how dopamine helps us learn to avoid bad ...

Methamphetamine addiction has long been framed as a story of dopamine gone haywire, with the drug flooding the brain’s reward ...

Methamphetamine doesn't just spike levels of the pleasure-inducing hormone dopamine in the reward pathways of the brain—it ...

Within the human brain, movement is coordinated by a brain region called the striatum, which sends instructions to motor neurons in the brain. Those instructions are conveyed by two pathways, one that ...

Threadworms spend up to 10 minutes exploring human skin before finding the best place to burrow in. When a specific dopamine signal is blocked, the worms almost completely stop trying to penetrate the ...

A genetic mutation passed from mother to children in families affected by schizophrenia has now been shown to completely silence a brain receptor that pharmaceutical companies are racing to target ...