What is the most commonly used illicit drug in the US?
What country has the lowest blood alcohol content limit?
Tolerance means requiring an increased dose of a substance to achieve the desired effect or having a markedly reduced effect when consuming the usual dose.
What is the most widely used drug worldwide?
What percent of the world's population consumes caffeine daily?
Nicotine is both a stimulant and a sedative.
Alcohol is what number on the list of the most commonly used psychoactive substances?
Cocaine comes from what plant?
When referencing psychoactive substances, what do the letters LSD stand for?
Drugs are reinforcers. They produce positive physical feelings, increasing the likelihood that they will be used again.