You may be wondering what the big deal is? What if you only want to try a substance one time? Only have one beer, or just see what chewing tobacco is like? It may seem like a simple situation, but substances are a lot more complicated because they are addictive. Even trying something once can lead you to crave that substance again, sending you down a rabbit hole of using it until you are completely addicted.
So how does addiction work? Watch the video below to learn more about the science of addiction.