**What Is Methamphetamine?** "Tik"π Methamphetamine, commonly known as meth, crystal, ice, or Tina, is an extremely addictive synthetic central nervous system (CNS) stimulant. Its high potential for misuse has firmly established it as a Schedule II substance in the United States. While pharmaceutical formulations exist, the overwhelming majority of methamphetamine is illicitly manufactured, making any recreational use illegal. In 2021, approximately 2.5 million (0.9%) Americans aged 12 or older used methamphetamine in a 12-month period, underscoring the severity of this public health issue. I have lost family members and friends to this epidemic, which highlights just how serious and devastating this problem truly is. **How Long Do the Effects of Meth Last?** The effects of meth can persist for 8 to 24 hours, heavily influenced by factors such as dosage, time of day, method of administration (whether intravenous, oral, etc.), kidney and liver function, and individual body c...