Researchers have found that adults who take prescription opioids for severe pain are more likely to have increased anxiety, depression and substance abuse issues if they also use marijuana.
Investigators found that access to recreational marijuana reduced annual opioid mortality in the range of 20 percent to 35 percent.
A study finds that an essential micronutrient could prevent the fetal brain developmental problems that can occur when mothers use marijuana while pregnant.
The discovery could one day lead to a naturally derived pain treatment that would offer potent relief without the risk of addiction of other painkillers.
Contrary to other reports, a new study suggests that medical cannabis laws have had little effect on deterring opioid prescriptions in the US.
Medicinal marijuana can reduce or even end seizures in children with severe, drug-resistant epilepsy, according to a new study from the University of Saskatchewan.
Canadian researchers found that preterm birth rates among cannabis users were double that of 12 non-users.
Analysis of public wastewater samples in Washington showed an increase in THC levels during the state's legalized cannabis boom.
A higher density of dispensaries was also linked to a more favorable view of cannabis.
Using brain monitoring techniques, researchers attempted to find out why the brain becomes dependent on cannabis, and why not all cannabis users develop an addiction.