The tendency to use cannabis is associated with genes linked to impulsive behavior, obesity, schizophrenia and bipolar disorder, among other traits, according to a study released Monday by researchers ...

Removing criminal penalties for possessing cannabis for personal use, or introducing tightly controlled legalization of cannabis, does not appear to increase levels of cannabis use. However, the ...

Researchers studying DNA from 131,895 individuals frequently observed two genes — CADM2 and GRM3 — related to patterns of starting and continuing cannabis use. A 2025 study, published in Molecular ...

As cannabis legalization spreads, new research reveals that the mental health risks tied to a cannabis addiction depend heavily on a patient’s age. A recent study published in the American Journal of ...

Researchers who have been studying the impact of marijuana addiction recently reported that boys who smoke marijuana during puberty display a wide range of hormonal differences when compared to those ...

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.

Removing criminal penalties for possessing cannabis for personal use, or introducing tightly controlled legalisation of cannabis, does not appear to increase levels of cannabis use. However, the ...

A noninvasive device that delivers weak electrical currents to the brain may help those with multiple sclerosis cut back on excessive cannabis use, a new NYU Langone Health study of women with the ...

Removing criminal penalties for possessing cannabis for personal use, or introducing tightly controlled legalisation of cannabis, does not appear to increase levels of cannabis use. However, the ...