Smoking weed may reduce pain and induce euphoria. However, long-term use may increase the risk of mental health conditions and development problems.

There is evidence that the CBD compound in cannabis may help treat some anxiety disorders, though research is limited.

Ayahuasca is known for its powerful effects - but what’s actually happening inside the brain when someone takes it? In this video, we explore the science behind this ancient Amazonian brew, from how ...

THC is known to induce and exacerbate psychosis — and a new study finds that cannabis use has risen in people with the ...

The study, published in Biological Psychiatry: Global Open Science, found the effect occurs in the paraventricular nucleus of the thalamus (PVT), a region that regulates stress and emotion.

Cannabis is changing, and experts are learning more about how it can affect mental health. Here are five key facts from the ...