It is frequently said that addiction occurs when drugs “hijack” the brain. It’s hard to nail down what that means, but it does rightly suggest that there is an involuntary takeover of the brain that ...

Within the brain, chemical neurotransmitters like dopamine and norepinephrine regulate mood, emotions and many physiological and behavioral processes. Their imbalance can contribute to anxiety, ...

Sobriety didn’t restore the old version of me; it allowed me to build a new one from the driftwood of the past,” ...

Scientists have found that the process of adaptive myelination, which helps the brain learn new skills, can also promote addiction to opioids. Our brains, even in adulthood, continually adapt to what ...

PET imaging has revealed the first evidence in humans of changes in brain chemistry among people who use both substances.

A new brain imaging study suggests that people who report symptoms of addiction to short-form video platforms—such as TikTok or Instagram Reels—may be less sensitive to financial losses and make ...

Cocaine addiction may affect how the body processes iron, leading to a build-up of the mineral in the brain, according to new research from the University of Cambridge. The study, published today in ...

Teens who spend lots of time on social media have complained of feeling like they can’t pay attention to more important things like homework or time with loved ones. A new study has possibly captured ...

“I don’t understand why he just can’t stop abusing alcohol.” Turns out that addiction is a whole lot more complicated than just saying “no.” Although the stigma of addiction as a moral failing ...