There are a fair amount of older studies from the 1980s that investigate secondhand highs, but cannabis has changed since then. Cannabis is far more potent, and so the conclusions they draw are not as relevant today. Just a girl who loves cannabis shirt, hoodie Fortunately, some updated research does exist.
Researchers recruited 12 participants, half of whom were smokers, and half of whom were nonsmokers. In the first experiment, they had them enter a small, unventilated chamber and proceeded to give each smoker 10 joints, each with a THC content of 11.3%.
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