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

A new study published in the journal Science Signaling has found that an immune system protein plays a central role in the ...

Dopamine brings on a surge of pleasure, but too much dopamine in a synapse can ultimately lead to mood disorders and addiction. A recent preclinical study published in The FASEB Journal suggests that ...

University of Florida neuroscientists have made a mechanistic discovery that paves the way to test immune-modulating medicines as a potential tool to ...

Meth releases a surge of dopamine, causing an intense rush of pleasure or prolonged sense of euphoria. Over time, meth destroys dopamine receptors, making it impossible to feel pleasure. Although ...

Heroin, or opiate, withdrawal is the gold standard of addiction withdrawal. Imagine the worst flu of your life and then imagine knowing that taking a hit of this stuff will make it all better. Think ...

CHATTANOOGA, Tenn. – At a recent task force meeting on the epidemic of methamphetamine use in Appalachia, Tennessee Gov. Phil Bredesen winced when a federal prosecutor described the illegal drug as an ...

The hormone oxytocin — known as the “love drug” or “cuddle chemical” — plays an important role in pair-bonding, child-rearing and social behavior. Now researchers are discovering that it could also ...