Researchers identified a key molecule that highlights how the immune system is linked to the release of dopamine.

The new method is designed to focus specifically on pain-related signals, without interfering with normal activity in other ...

Addiction is one of the most intensely studied conditions in modern medicine, yet even with high‑resolution brain scans and ...

Does using alcohol, nicotine, or cannabis engender addiction by changing the structure of brains, or does the structure of brains incline some people toward using those substances? In standard brain ...

One way to get that pleasure is to seek retaliation. Additional brain scan studies have shown that when people imagine ...

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

Researchers at the University of Houston and the University of Cincinnati are using machine learning to create a clearer picture of how heroin affects the brain, potentially opening new doors for ...

For decades, Americans have been told a simple story about addiction: taking drugs damages the brain—and the earlier in life children start using substances, the more likely they are to progress ...

We now know that chronic substance use—of both alcohol and drugs—actually changes the chemistry and structure of the brain. That sounds serious, and it is, but there are some positives and some ...

You reach for your phone the moment you wake up, scroll through social media while drinking coffee, check notifications during every spare moment, and fall asleep with your device in hand. This ...