A dab pen takes pure cannabis concentrate that has no extra additives. The heating element of a dab pen uses a conduction system that allows the concentrates to be heated slowly and accurately to a specific temperature that is ideal for vaporization.
The black market has counterfeited reputable brands of dab carts. Along with the additional waste they create, these lower quality imposter varieties have landed people in the hospital because of careless ingredients used to make them.
To come to a conclusive determination about any relationship between cannabis use and mental illness, researchers would need to conduct a study many times larger than any that has taken place.
With no music, video games, or the great outdoors to distract you while you're stoned, your mind will wander into itself and start to turn up some exciting things.
"We're not suggesting jumping into the middle of a Crossfit workout. Those folks are intense (and yes, some of us are crossfitters.) But we are proposing that getting your body moving more than a walk from the couch to the car is essential."