A sweeping review of over 8,000 participants reveals how cannabis use during the teenage years may reshape the developing brain, raising urgent questions about long-term risks and early intervention.

Cocaine’s heyday as a party drug may feel like a distant past, but an estimated 5.5 million Americans used the illicit substance at least once in 2019. For some, that use can spiral into addiction — a ...

A study in mouse models demonstrates how cocaine alters hippocampal function, driving relapse, and identifies a possible therapeutic target. Researchers at Michigan State University (MI, USA), led by ...

Expert birdwatchers have brain differences that may underlie their remarkable ability to identify unfamiliar birds and suggest that birdwatching can reshape the brain in much the same way as learning ...

Methamphetamine addiction has a way of looping back on itself. A rush of pleasure pulls you in, cravings follow, and the brain learns that the drug is the fastest route to reward. Yet scientists still ...

Methamphetamine doesn't just spike levels of the pleasure-inducing hormone dopamine in the reward pathways of the brain—it also provokes damaging brain inflammation through similar mechanisms. Meth is ...

I WANT TO eat. I need to eat. I shouldn’t eat. I just ate. Why do I want to eat more? Oh my god: Why am I constantly thinking about this? This is so ridiculous. I hate this. I’m ashamed of this. This ...

(CNN) — You grab your phone and in that first swipe, you see someone traveling the world. Why aren’t you on vacation? Swipe again, and someone is living off the grid. Wow, shouldn’t you get rid of ...