The importance of mathematics and calculus in medicine and safety inspires an appreciation of how the effective use of mathematics has helped extend our lifespan (Roman). When a doctor says you have a certain percentage chance of a full recovery, he's not just guessing. Mathematical calculations can be used to support his prediction. Medicines and medications are serious business and, without the correct dosages, could cause harm to a person, rather than benefit. Mathematics and statistics play a crucial role here. This is a good reason to remind students that taking illegal drugs is very dangerous: there is no way to measure the dosage. Drug addicts operate in the dark and their ignorance can result in overdose or