The US defines industrial hemp as cannabis sativa plants containing 0.3% or less THC. Any higher than that, so to speak, and the plants are considered marijuana, which is federally outlawed. Before 2015, hemp was virtually nonexistent in terms of US agriculture, because the Controlled Substances Act lumped it along with all cannabis plants (also known as marijuana) in 1970 as a Schedule I substance with “no currently accepted medical use and a high potential for abuse.”
Despite its popularity as a salve for anxious brains, scientists don’t know how the chemicals in marijuana work to calm anxiety — but the discovery of a molecule that affects an anxiety-producing super-highway in the brain could hold the key.
Today, the Centre for Medicinal Cannabis (CMC) is calling on the UK government to urgently review medical cannabis policy relating to cannabis access.