Appendix B: Effects of Cannabis by Body System

Neurological

Adverse Side Effects (THC only) can include panic, sadness, poor judgment, difficulty concentrating, impaired memory and decreased coordination.

Respiratory

Adverse Side Effects include airway irritation if smoked. Cannabis smoke can include tar, carbon monoxide, acids, aldehydes, pyrobenzenes and other chemicals. Vaporization is a healthier method of inhalation.