You’ve probably heard the term “secondhand high” before. Also known as a contact high, the concept has become a popularized plot point in films and TV shows. You may have even been to a smoky concert hall yourself and walked away feeling a little lightheaded, even if you never took a single puff.

This could be concerning for those who fear that exposure to secondhand weed smoke could get them involuntarily stoned or cause them to fail a drug test. Therefore, it’s important to know whether second-hand cannabis smoke can get you high or enter your system.

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