Scientists Discover Another Way Marijuana Helps Brains Grow

Back in 2005, it was discovered that THC promotes neurogenesis, the growth of new brain cells. New evidence shows that CBD also promotes neurogenesis. That’s right, marijuana helps brains grow! The hippocampus, which regulates emotion and cognitive function, is the only part of an adult brain that can grow. This explains why cannabis is effective in the treatment of mood disorders.