As the world globalises and modernises, life of the billions of people living on our planet Earth has improved. Medical science has enhanced leaps and bounces as cures for diseases are made. However, one of the few persistent problems that the world struggles to remove, despite the fact that the world is improving, has been drug abuse. This problem has been around for centuries, since the opium wars in China in the 19th century till today. Even though awareness on the consequences of drug abuse has steadily increased due to education on drugs and campaigns governments have launched, drug abuse remains a major problem in both developing and developed countries. Moreover, abuse of drugs has serious consequences. Other than a criminal record, it causes physical, social, and psychological harm. Yet, about 4.7% of the world’s population aged 15-64, or 184 million people still abuse drugs. Why?