You will come to avoid the use of anything harmful. That list will grow over the years of your life. More on that later. Against such things there is no law. Adventists get sick less.
Germs attack the weakest part of the body.
Maybe that's the reason for so many head colds. If I had my way, I would make health catching instead of disease. But alas that is reserved for the earth made new. Adventists do not use tobacco. Smokers die early.