The leading cause of death among college-aged students are motor vehicle accidents; around 60% of these involve alcohol. Substance abuse is an overindulgence or dependence on an addictive substance. Substance use and abuse is a serious danger to one’s health, life, and future. Not only does drug and alcohol abuse interfere greatly with school, work, and relationships, substance abuse also causes uncomfortable to severe side effects and can lead to a life of addiction. Knowing the warning signs of substance use could help save yourself or others from these dangers.