N&PD Moderators: Skorpio Forums Media, Science and Research Neuroscience and Pharmacology Discussion Long-term cannabis users showed IQ decline from childhood to midlife (mean −5.5 IQ points) JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. You are using an out of date browser. It may not display this or other websites correctly.You should upgrade or use an alternative browser. Members who reacted to message #12 All (6) Like (6) Apr 23, 2022 jasperkent Bluelighter · 67 · From Chattanooga, TN Messages 7,435 Reaction score 9,540 Points 320 T Apr 23, 2022 The Shadow Self Bluelighter Messages 655 Reaction score 585 Points 195 Apr 23, 2022 Mr. Krinkle Bluelight Crew Messages 29,723 Reaction score 30,588 Points 820 Apr 23, 2022 Electrum1 Bluelighter Messages 34,640 Reaction score 39,966 Points 445 Apr 21, 2022 arrall Bluelight Crew · From Outer Space Messages 7,017 Reaction score 10,602 Points 320 Apr 21, 2022 Jabberwocky Frumious Bandersnatch · From Looking-Glass Land Messages 1,220 Reaction score 900 Points 545 Loading… Forums Media, Science and Research Neuroscience and Pharmacology Discussion Long-term cannabis users showed IQ decline from childhood to midlife (mean −5.5 IQ points)