Low THC strains usually contain moderate to high CBD levels, which is why they’re mainly used for medical purposes. A good reason why, is because some, if not most, medical patients do not want to get high when using it for medical resaons.
This is which is why low-THC, high-CBD strains have become increasingly popular, as they strains can help alleviate pain, inflammation, anxiety, stress, and sleep problems, among other symptoms.