Last year, my father was diagnosed with cancer that caused severe visceral pain. We knew weed could help. What we didn’t know was how much to give him. The months that followed were shaped by trial and error—sometimes we nailed it, and he experienced a few lucid, pain-free hours of relief, and other times, we got it horribly wrong, leaving him lethargic or anxious and confused. The experience crystallized the need for a safe baseline from which we could determine the correct dose for him.
