Cannabis was linked to increased brain volume in a new study, but researchers urge caution, as findings contradict previous research on marijuana's effects.

Because it’s now legal in Ohio to use pot recreationally, Dan Suffoletto, PHDMC public information manager, said the agency sees a need to make sure past, current and future marijuana users are made ...

Discover the top dangers of marijuana for teenagers, including its impact on the developing brain, cognitive function, respiratory health, and mental well- ...

A recent study found that people may perceive fewer negative effects of alcohol if they are also using cannabis at the same time. Many young adults drink alcohol and use cannabis together, at the same ...

The largest fMRI study to date finds that heavy cannabis use in young adults reduces brain activity and impairs working memory performance.

A study of 26,000 older adults finds that moderate cannabis use is associated with larger brain volumes and better memory, attention, and processing speed.

Back in the 1960s, the THC content of cannabis was about 3 to 4%. In 2018 it was closer to 18%. But now you can go to a dispensary in Connecticut or elsewhere and buy cannabis that is 35% THC .

A new study published in Translational Psychiatry suggests that chronic cannabis use may not be associated with cognitive ...

While many use marijuana for managing chronic pain or as a way to unwind at the end of the day, according to UW Medicine, over the last decade there have been more and more regular cannabis users ...

The rising numbers of adverse effects occurring in the wake of legislative reform of marijuana are disturbing. But they are ...

According to an ongoing study led by UW professors Christopher Simpson and Coralynn Sack, there is mounting evidence to support the idea that exposures to dust and other plant particles in marijuana ...