Alcohol is the most used drug on campus
Heavy drinking leads to depression
It affects the digestive system and your brain cells
Alcohol leads to around 80,000 deaths every year. (http://www.huffingtonpost.com/kelly-fitzgerald/15-shocking-alcohol-stati_b_7010680.html)
It causes addiction
Your tolerance to alcohol is different according to your body type, age, gender, ethnicity, how much you ate, etc.
Tobacco-many people smoke to relieve stress and students start smoking out of curiosity
Nicotine is a highly addictive drug
It affects lungs, throat, heart and blood pressure