Unlike THC, CBD does not cause high. While this makes CBD a poor choice for recreational users , it gives the chemical a significant advantage as a medicine, since health professionals prefer treatments with minimal side effects.
CBD is non psychoactive because it does not act on the same pathway as THC .
These pathways, called CBD 1 receptors, are highly concentrated in the brain and are responsible for the mind-altering effects of THC .
A 2011 review published in Current Drug Safety concludes that CBD does not interfere with several psycho motor and psychological functions.
the authors add that several studies suggest that CBD is "well tolerated and safe " even at a high dose .