A 2012 Duke University study made international headlines when it purported to find a link between heavy marijuana use and IQ decline among teenagers. Other researchers questioned the findings almost immediately.
William Courtney, a Mendicino County-based physician, recommends eating—or juicing and then drinking—raw cannabis leaf and bud to achieve megadose therapeutic impact from marijuana without psychoactive effect. Others are skeptical.
A teen who consumes alcohol is likely to have reduced brain tissue health, but a teen who uses marijuana is not, according to a new study. Researchers scanned the brains of 92 adolescents, ages 16 to 20, before and after an 18-month period.
You’d think it would have been very big news in the spring of 2005 when Donald Tashkin, a professor of pulmonology at UCLA, revealed that cannabis smoke doesn’t cause lung cancer and may prevent respiratory tissue cells from becoming malignant.