Synthetic Marijuana isn't Marijuana, it's a chemical mixture with unpredictable and addictive effects. Learn more about it here.
The Effects and Dangers of K2
Dangerous artificial marijuana used less in states where weed is legalized
K2 & Spice (Synthetic Marijuana) Withdrawals & Side-Effects
What Does Spice Look Like?
Effects of Spice, K2 and Synthetic Marijuana Abuse
Synthetic Cannabinoids Office of Addiction Services and Supports
How Synthetic Marijuana Is Ravaging NY Prisons
What's Behind K2 Synthetic Marijuana Overdoses : NPR
Surge In Use Of 'Synthetic Marijuana' Still One Step Ahead Of The Law : Shots - Health News : NPR
K2: What Is It? Who Uses It? And Why Is It So Dangerous?
Spice addiction: Signs, Symptoms & Effects
Spice and K2 Addiction, Synthetic Cannabinoids
How K2 and Other Synthetic Cannabinoids Got Their Start in the Lab