Analyzing the results of 15 different studies involving over 300 subjects, researchers discovered a single dose of THC could induce psychiatric symptoms in people with no history of psychosis.
A naturally occurring molecule produced by the brain activates endocannabinoid receptors, protecting against stress by reducing anxiety-producing connections between the amygdala and the prefrontal cortex. The findings may help explain why people turn to marijuana when they feel anxious or stressed.
Researchers report on lower numbers of fatal car crashes involving opioids since medical marijuana laws have been passed in some states.
More research is needed on the link between maternal cannabis use and the health of newborns, researchers report.
A new study reports low doses of THC can help to lower social anxiety and stress, while higher levels can increase anxious feelings.
Pure CBD products will not cause a positive drug test, but low-THC/high-CBD products may trigger a positive drug test for some users.
Maternal cannabis negatively impacts fetal brain development at an early stage of pregnancy than was previously believed. However, increasing choline consumption, either through diet or supplementation, could help protect the developing brain from potential harm.
According to researchers, early marijuana use may result in abnormal brain function and lower IQ.
Researchers report synthetic marijuana products, sold under names such as K2 or Spice, have serious side effects including psychosis, seizures and even death. Researchers warn they are not a safe substitute for cannabis.