From my observations over many years I think all drug use causes...

  1. 58,089 Posts.
    lightbulb Created with Sketch. 16
    From my observations over many years I think all drug use causes brain malfunction to some degree and most users admit it.
    Marihuana is the only drug that most users claim is harmless and it is good to see this research disprove that claim.
    Dave R.
 
arrow-down-2 Created with Sketch. arrow-down-2 Created with Sketch.