Cannabis use may hasten the onset of myocardial infarction (heart attack).
A marked increase in the risk of acute pancreatitis is associated with the use of cannabis.
Frequent use of cannabis may facilitate the occurrence and recurrence of acute pancreatitis.
Cannabis smoking may trigger the development and spread of cancerous cells and tumors in the lungs and testes.
Heavy usage of cannabis may facilitate the development of cancerous cells and tumors in the testes.
Cannabis use may increase a man's susceptibility to cancer of the testes.
Former smokers of cannabis may be highly vulnerable to lung cancer.
Medical Research Institute of New Zealand, Wellington, New Zealand.Cannabis smoking may promote the formation, growth, and spread of cancerous cells and tumors in the lungs.