Fifty-nine cases have been documented of cannabis-related strokes, in folks averaging 33 years of age, occurring while smoking or within a half-hour of smoking.
Cannabis smoking has also been linked to increasing the risk of heart attack within a short period of time after smoking. Stroke 2012
Other studies have suggested that the nutrient N-acetylcystiene helps teenagers reduce their desire to smoke pot, even without intense counseling. Get smart; use nutraceuticals along with sensible guidance.