Say you would want to start eating healthier. You ask your parents or whoever goes grocery shopping in your family to buy less junk food and more healthy food. You can also ask them to keep you on the right track. Since there is less junk food in your house, your family would theoretically start eating better too.
Fill half the plate with fruits and vegetables because if you see the food plate you can see half plate of fruits and vegetables
In high school you may be suspended for a short period of time your grades will decline, health will decline, motivation to do work will decline, there are also chances of being a high school dropout
in college you will most likely get expelled or there are chances of you not getting into college due to your prior consequences of drinking in high school and having terrible grades. you can be kicked off campus.