Cancer affects tens of millions of Americans every year. Each type of cancer is characterized by distinct pathologies and, consequently, cancer treatment strategies are complex. However, despite these challenges, cannabinoids can play an important role in a treatment plans. There are many applications for medicinal cannabis that result in successful clinical outcomes for cancer patients. Studies show that, against both common and lesser known cancer cells, cannabinoids induce anti-tumor responses. Scientists have seen that medicinal cannabis can slow the proliferation of cancer cells, prevent tumors from forming blood vessels, and inhibit the spread of cancer. Additionally, there is conclusive evidence that cannabinoids are successful in the treatment of nausea and vomiting which often occur during chemotherapy or radiation therapy. Patients also report considerable benefit from cannabis treatments for cancer pain.