World’s Most Dangerous Drug

Methamphetamine, commonly known as crystal meth, is a cheap yet highly powerful and addictive drug. It has been called the most destructive drug in the world, making headlines in major cities across the globe. What causes it to be so addictive and harmful?

Lisa Ling investigates its devastating impact in the US and across the world. Meeting with law enforcement specialists, she exposes the squalid existence of addicts and traffickers. Talking to meth users and seeing their before-and-after photos speaks volumes on the detrimental physical effects of the drugs. Furthermore, the discussions shed light on the physiological and psychological impact on the brain.