One of the largest studies to date found more frequent use of marijuana over time reduces the ability to remember key ...

A new study published today in JAMA Network Open explores the effects of both recent and lifetime cannabis use on brain ...

If you think quitting cannabis means your brain will bounce back immediately, think again. A groundbreaking new research ...

Discover the long-lasting effects of heavy cannabis use on brain function. Find out how marijuana can impact memory even ...

A recent study shows that regular marijuana use can negatively affect working memory, which could impact decision-making, ...

New research from the University of Sheffield reveals how marijuana use affects sperm quality and shape, potentially ...

A new study links heavy cannabis use to head and neck cancer. Learn about the risks, research findings, and prevention ...

This review examines the cardiovascular risks associated with cannabis, revealing its potential to cause severe heart health ...

UB research shows payments from opioid manufacturers to physicians decrease where doctors can prescribe pot for chronic pain ...

Scientists want to create breathalyzers that show how recently a driver used marijuana. Researchers also are studying how cannabis impairs motor skills and reflexes for habitual and occasional users.

The rescheduling of marijuana may remove regulatory hurdles and expand the breadth of research beyond pain management.

But a subsequent ruling rejected that challenge, allowing authorized patients to possess up to five ounces of marijuana, a change that took effect last month. The decision also cleared the way for ...