It started with an accident in Nova Scotia. Then ten men in a crossover trial. Then the largest analysis ever done on cannabinoids in mental health. What the research on cannabis and PTSD actually shows, and what it does not.

He spent the first four minutes of the appointment talking about his truck. He had not slept more than three hours at a stretch since 2014. Why no two PTSD patients get the same plan, and what a physician-led evaluation actually looks like.